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# Titles beginning with o

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Last modified: 2026-05-30
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- O'Brien County, Iowa (U.S.) 2019-08-17 rick wyatt
- O'Chiese First Nation, Alberta (Canada) 2022-11-11 rick wyatt
- O'Fallon, Illinois (U.S.) 2022-07-22 rick wyatt
- O'Fallon, Missouri (U.S.) 2021-06-11 rick wyatt
- O'hara Township, Pennsylvania (U.S.) 2025-04-18 rick wyatt
- O'Neill, Nebraska (U.S.) 2021-11-05 rick wyatt
- O-Chi-Chak-Ko-Sipi First Nation, Manitoba (Canada) 2020-01-04 rick wyatt
- O-Pipon-Na-Piwin Cree Nation, Manitoba (Canada) 2020-01-04 rick wyatt
- O Barco de Valldeoras / El Barco de Valldeoras (Galicia, Spain) 2021-11-05 ivan sache
- O Rei das Berlengas 2023-12-30 peter hans van den muijzenberg
- Oßling [Sorbian: Wóslink] Municipality (Germany) 2022-12-02 klaus-michael schneider
- Oğuzlar (District Municipality, Turkey) 2019-07-13 ivan sache
- Oľšavka (Slovakia) 2021-11-05 rob raeside
- Oľka (Slovakia) 2021-11-05 rob raeside
- Oława county (Poland) 2021-11-05 rob raeside
- Oława rural district (Poland) 2021-11-05 rob raeside
- Oława town (Poland) 2021-11-05 rob raeside
- Ořech (Czechia) 2024-01-27 kryštof huk
- Ośno Lubuskie district (Poland) 2021-11-05 rob raeside
- Oświęcim county (Poland) 2021-11-05 rob raeside
- Oświęcim rural district (Poland) 2021-11-05 rob raeside
- Oświęcim town (Poland) 2021-11-05 rob raeside
- Oščadnica (Slovakia) 2021-11-05 rob raeside
- Ożarów district (Poland) 2021-11-05 rob raeside
- Ożarów Mazowiecki district (Poland) 2021-11-05 rob raeside
- Ożarowice rural district (Poland) 2021-11-05 rob raeside
- Oğuzeli (District Municipality, Turkey) 2020-12-26 ivan sache
- Oña (Municipality, Castilla y León, Spain) 2019-01-26 ivan sache
- Oña Canton (Azuay, Ecuador) 2024-07-12 daniel rentería
- O.A. Müller (Shipping Company, Germany) 2019-07-30 german editorial team
- OACA (l'Office de l'aviation civile et des aéroports), Tunisia 2020-12-26 rob raeside
- Oak Bluffs, Massachusetts (U.S.) 2020-06-19 rick wyatt
- Oak Brook, Illinois (U.S.) 2021-10-15 rick wyatt
- Oak Brook, Illinois (U.S.) 2026-01-09 rick wyatt
- Oak City, Utah (U.S.) 2020-05-29 rick wyatt
- Oak Creek, Wisconsin (U.S.) 2020-05-22 rick wyatt
- Oak Forest, Illinois (U.S.) 2022-07-01 rick wyatt
- Oak Grove, Kentucky (U.S.) 2019-12-21 rick wyatt
- Oak Grove, Kentucky (U.S.) 2023-10-06 rick wyatt
- Oak Grove, Missouri (U.S.) 2019-12-27 rick wyatt
- Oak Harbor, Washington (U.S.) 2020-01-04 rick wyatt
- Oak Hill, Florida (U.S.) 2019-08-03 rick wyatt
- Oak Hill, Tennessee (U.S.) 2021-11-05 rick wyatt
- Oak Hill, West Virginia (U.S.) 2024-12-20 rick wyatt
- Oak Hills Christian College (U.S.) 2022-11-04 rick wyatt
- Oak Lawn, Illinois (U.S.) 2021-11-05 rick wyatt
- Oak Lawn, Illinois (U.S.) 2026-01-09 rick wyatt
- Oak Park Township, Illinois (U.S.) 2026-01-09 rick wyatt
- Oak Park, Illinois (U.S.) 2020-12-18 rick wyatt
- Oak Park, Illinois (U.S.) 2025-11-21 rick wyatt
- Oak Park, Michigan (U.S.) 2019-12-21 rick wyatt
- Oak Park, Michigan (U.S.) 2024-12-20 rick wyatt
- Oak Point, Texas (U.S.) 2023-09-15 rick wyatt
- Oak Ranch, Texas (U.S.) 2024-02-16 rick wyatt
- Oak Ridge Environmental Peace Alliance (U.S.) 2020-12-26 rick wyatt
- Oak Ridge North, Texas (U.S.) 2024-06-21 rick wyatt
- Oak Ridge, Tennessee (U.S.) 2020-01-04 rick wyatt
- Oak Ridge, Tennessee (U.S.) 2024-07-05 rick wyatt
- Oak Shores, California (U.S.) 2025-04-18 rick wyatt
- Oak Valley College (U.S.) 2022-06-17 rick wyatt
- Oakbrook Terrace, Illinois (U.S.) 2024-06-14 rick wyatt
- Oakdale, California (U.S) 2021-04-23 rick wyatt
- Oakdale, Minnesota (U.S.) 2019-12-27 rick wyatt
- Oakham, Massachusetts (U.S.) 2018-02-24 rick wyatt
- Oakham, Massachusetts (U.S.) 2024-01-28 rick wyatt
- Oakland-Wawanesa, Manitoba (Canada) 2019-10-19 rob raeside
- Oakland Athletics (U.S.) 2019-06-08 rick wyatt
- Oakland City University (U.S.) 2022-08-04 rick wyatt
- Oakland Community College (U.S.) 2022-10-07 rick wyatt
- Oakland Community College (U.S.) 2025-05-30 rick wyatt
- Oakland County, Michigan (U.S.) 2022-07-22 rick wyatt
- Oakland County, Michigan (U.S.) 2026-05-15 rick wyatt
- Oakland Park, Florida (U.S.) 2019-08-03 rick wyatt
- Oakland University (U.S.) 2020-06-26 rick wyatt
- Oakland University (U.S.) 2025-05-30 rick wyatt
- Oakland Yacht Club (U.S.) 2021-11-05 rick wyatt
- Oakland, California (U.S.) 2022-06-17 rick wyatt
- Oakland, Maine (U.S.) 2021-11-05 rick wyatt
- Oakland, Maryland (U.S.) 2021-12-17 rick wyatt
- Oakland, Maryland (U.S.) 2024-05-24 rick wyatt
- Oakland, Mississippi (U.S.) 2022-08-18 rick wyatt
- Oakland, Nebraska (U.S.) 2021-11-05 rick wyatt
- Oakland, New Jersey (U.S.) 2022-07-22 rick wyatt
- Oakland, Tennessee (U.S.) 2020-01-04 rick wyatt
- Oakley, California (U.S) 2019-07-13 rick wyatt
- Oakley, California (U.S) 2023-09-08 rick wyatt
- Oakmont, Pennsylvania (U.S.) 2018-02-24 rick wyatt
- Oakmont, Pennsylvania (U.S.) 2025-04-18 rick wyatt
- Oakridge (England) 2019-08-10 rob raeside
- Oakton Community College (U.S.) 2022-08-04 rick wyatt
- Oakvale, West Virginia (U.S.) 2024-12-20 rick wyatt
- Oakville, Ontario, Canada 2020-06-12 rob raeside
- Oakwood University (U.S.) 2022-06-24 rick wyatt
- Oakwood, Georgia (U.S.) 2023-12-31 rick wyatt
- Oakwood, Ohio (U.S.) 2020-07-03 rick wyatt
- Oakwood, Ohio (U.S.) 2020-08-28 rick wyatt
- Oakwood, Ohio (U.S.) 2024-12-20 rick wyatt
- Oakwood, Ohio (U.S.) 2025-11-14 rick wyatt
- Oakwood, Virginia (U.S.) 2024-12-24 rick wyatt
- Oami-Shirasato City [Chiba prefecture Japan] 2023-06-07 zachary harden
- Oarai Town [Ibaraki prefecture Japan] 2023-06-07 zachary harden
- OAS - Organization of American States 2026-03-20 zachary harden
- Oaxaca, Mexico 2022-09-23 juan manuel gabino villascán
- Obědkovice (Czechia) 2024-01-27 kryštof huk
- Obědovice (Czechia) 2024-01-27 kryštof huk
- Obalna plovidba Hum (Shipping company, Yugoslavia) 2021-11-05 ivan sache
- Obama City [Fukui prefecture Japan] 2023-06-07 zachary harden
- Obanazawa City [Yamagata prefecture Japan] 2023-06-07 zachary harden
- Obando (Valle, Colombia) 2021-08-27 klaus-michael schneider
- Obeliai (Panevezys, Lithuania) 2023-06-07 zachary harden
- Ober-Mörlen Municipality (Germany) 2023-12-30 klaus-michael schneider
- Ober-Ramstadt City (Germany) 2023-12-30 klaus-michael schneider
- Oberöfflingen municipality (Germany) 2019-07-30 klaus-michael schneider
- Oberösterreich (Austria) 2026-02-05 martin karner
- Oberägeri commune (Zug canton, Switzerland) 2026-05-09 martin karner
- Oberönz commune (page moved) 2024-03-15 martin karner
- Oberösch commune (Bern canton, Switzerland) 2023-05-05 martin karner
- Oberallgäu Cities and Municipalities (Germany) 2020-09-11 klaus-michael schneider
- Oberallgäu County (Germany) 2021-07-16 klaus-michael schneider
- Oberallgäu County (Schwaben District, Bavaria, Germany) 2018-08-15 german editorial team
- Oberalm, Salzburg (Austria) 2023-01-28 martin karner
- Oberammergau Municipality (Germany) 2021-05-14 klaus-michael schneider
- Oberarth, fraction of Arth commune (Schwyz canton, Switzerland) 2026-01-30 martin karner
- Oberasbach City (Germany) 2020-07-03 klaus-michael schneider
- Oberau Municipality (Germany) 2021-05-14 klaus-michael schneider
- Oberaudorf Municipality (Germany) 2021-05-01 klaus-michael schneider
- Oberaula Municipality (Germany) 2023-12-30 klaus-michael schneider
- Oberaurach Municipality (Germany) 2022-07-22 klaus-michael schneider
- Oberbözberg commune (page moved) 2023-09-08 martin karner
- Oberbüren commune (St. Gallen canton, Switzerland) 2026-01-30 martin karner
- Oberbalm commune (Bern canton, Switzerland) 2023-04-28 martin karner
- Oberbayern District (Germany) 2019-07-30 klaus-michael schneider
- Oberbergisch Cities and Municipalities (Germany) 2019-07-30 klaus-michael schneider
- Oberbergkirchen Municipality (Germany) 2020-10-16 klaus-michael schneider
- Oberbipp commune (Bern canton, Switzerland) 2023-06-09 martin karner
- Oberbuchsiten commune (Solothurn canton, Switzerland) 2023-09-01 martin karner
- Oberburg commune (Bern canton, Switzerland) 2023-05-05 martin karner
- Oberdachstetten Municipality (Germany) 2020-07-11 klaus-michael schneider
- Oberderdingen Municipality (Germany) 2018-11-10 klaus-michael schneider
- Oberdiessbach commune (Bern canton, Switzerland) 2023-05-19 martin karner
- Oberdischingen Municipality (Germany) 2018-12-15 klaus-michael schneider
- Oberdolling Municipality (Germany) 2021-10-15 klaus-michael schneider
- Oberdorf commune (Baselland canton, Switzerland) 2023-04-21 martin karner
- Oberdorf commune (Nidwalden canton, Switzerland) 2026-04-24 martin karner
- Oberdorf commune (Solothurn canton, Switzerland) 2023-09-01 martin karner
- Oberdrauburg, Carinthia (Austria) 2023-01-28 martin karner
- Obere Aller Collective Municipality (Germany) 2019-05-04 klaus-michael schneider
- Oberegg district (Appenzell Innerrhoden canton, Switzerland) 2026-05-09 martin karner
- Oberehrendingen commune (page moved) 2024-03-15 martin karner
- Oberelsbach Market Town (Germany) 2021-11-19 klaus-michael schneider
- Oberembrach commune (Zürich canton, Switzerland) 2024-02-23 martin karner
- Oberems commune (Valais/Wallis canton, Switzerland) 2023-11-24 martin karner
- Oberengstringen commune (Zürich canton, Switzerland) 2024-03-08 martin karner
- Oberentfelden commune (Aargau canton, Switzerland) 2025-07-18 martin karner
- Obererlinsbach commune (page moved) 2023-09-01 martin karner
- Oberes Glantal Associated Municipality - part 1 (A - F) (Germany) 2023-07-21 klaus-michael schneider
- Oberes Glantal Associated Municipality - part 2 (G - W) (Germany) 2023-07-28 klaus-michael schneider
- Oberes Sprottental Administrative Community (Germany) 2021-04-09 klaus-michael schneider
- Oberflachs commune (page moved) 2023-09-08 martin karner
- Oberfranken District (Germany) 2019-07-30 klaus-michael schneider
- Obergünzburg Market Town (Germany) 2020-09-25 klaus-michael schneider
- Obergösgen commune (Solothurn canton, Switzerland) 2023-09-01 martin karner
- Obergerlafingen commune (Solothurn canton, Switzerland) 2023-09-01 martin karner
- Oberglatt commune (Zürich canton, Switzerland) 2026-05-09 martin karner
- Obergoms commune (Valais/Wallis canton, Switzerland) 2025-03-01 martin karner
- Obergröningen Municipality (Germany) 2018-12-08 klaus-michael schneider
- Obergriesbach Municipality (Germany) 2021-12-24 klaus-michael schneider
- Obergurig [Sorbian: Hornja Hórka] Municipality (Germany) 2022-12-02 klaus-michael schneider
- Oberhünigen commune (Bern canton, Switzerland) 2023-05-26 martin karner
- Oberhaid Municipality (Germany) 2020-08-07 klaus-michael schneider
- Oberhallau commune (Schaffhausen canton, Switzerland) 2023-08-18 martin karner
- Oberharmersbach Municipality (Germany) 2020-09-04 klaus-michael schneider
- Oberharz at Brocken City (Germany) 2019-11-02 klaus-michael schneider
- Oberhasli district (Bern canton, Switzerland) 2023-06-02 martin karner
- Oberhausbergen (Municipality, Bas-Rhin, France) 2022-01-29 ivan sache
- Oberhausen-Rheinhausen Municipality (Germany) 2018-11-17 klaus-michael schneider
- Oberhausen Municipality (Germany) 2021-11-19 klaus-michael schneider
- Oberhausen Municipality (Germany) 2021-12-10 klaus-michael schneider
- Oberhavel Cities and Municipalities (Germany) 2019-04-13 klaus-michael schneider
- Oberhavel County (Germany) 2019-07-30 klaus-michael schneider
- Oberhavel County (Germany) 2019-07-30 klaus-michael schneider
- Oberheldrungen Municipality (Germany) 2022-10-14 klaus-michael schneider
- Oberhelfenschwil commune (page moved) 2024-07-20 martin karner
- Oberhof City (Germany) 2021-10-08 klaus-michael schneider
- Oberhof commune (Aargau canton, Switzerland) 2024-09-06 martin karner
- Oberhofen am Irrsee, Oberösterreich (Austria) 2023-01-28 martin karner
- Oberhofen am Thunersee commune (Bern canton, Switzerland) 2026-01-30 martin karner
- Oberhofen commune (page moved) 2023-09-08 martin karner
- Oberhofen im Inntal, Tirol (Austria) 2023-01-28 martin karner
- Oberiberg commune (Schwyz canton, Switzerland) 2026-02-27 martin karner
- Oberickelsheim Municipality (Germany) 2020-10-30 klaus-michael schneider
- Oberkappel, Oberösterreich (Austria) 2023-01-28 martin karner
- Oberkirch City (Germany) 2020-09-04 klaus-michael schneider
- Oberkirch commune (Luzern canton, Switzerland) 2024-05-24 martin karner
- Oberklettgau district (Schaffhausen canton, Switzerland) 2024-07-26 martin karner
- Oberkochen City (Germany) 2018-12-08 klaus-michael schneider
- Oberkotzau Market Town (Germany) 2021-08-20 klaus-michael schneider
- Oberkrämer Municipality (Germany) 2019-04-13 klaus-michael schneider
- Oberkulm commune (Aargau canton, Switzerland) 2025-08-08 martin karner
- Oberlangenegg commune (Bern canton, Switzerland) 2025-09-26 martin karner
- Oberleichtersbach Municipality (Germany) 2021-11-26 klaus-michael schneider
- Oberlienz, Tirol (Austria) 2023-01-28 martin karner
- Oberlin College (U.S.) 2023-12-31 rick wyatt
- Oberlin, Ohio (U.S.) 2019-12-27 rick wyatt
- Oberlungwitz City (Germany) 2022-12-09 klaus-michael schneider
- Oberlunkhofen commune (Aargau canton, Switzerland) 2023-02-10 martin karner
- Obermaiselstein Municipality (Germany) 2020-09-11 klaus-michael schneider
- Obermarchtal Municipality (Germany) 2018-12-15 klaus-michael schneider
- Obermeitingen Municipality (Germany) 2020-10-09 klaus-michael schneider
- Obermichelbach Municipality (Germany) 2020-07-03 klaus-michael schneider
- Obermoschel municipality (Germany) 2019-07-30 klaus-michael schneider
- Obermumpf commune (Aargau canton, Switzerland) 2023-02-10 martin karner
- Obernai (Municipality, Bas-Rhin, France) 2021-04-23 ivan sache
- Obernberg am Inn, Oberösterreich (Austria) 2023-01-28 martin karner
- Obernbreit Market Town (Germany) 2020-11-13 klaus-michael schneider
- Obernburg County until 1972 (Unterfranken District, Bavaria, Germany) 2019-07-30 german editorial team
- Obernburg upon Main City (Germany) 2022-01-28 klaus-michael schneider
- Oberndorf bei Salzburg, Salzburg (Austria) 2023-01-28 martin karner
- Oberndorf bei Schwanenstadt, Oberösterreich (Austria) 2023-01-28 martin karner
- Oberndorf in Tirol, Tirol (Austria) 2023-01-28 martin karner
- Oberndorf municipality (Germany) 2019-07-30 klaus-michael schneider
- Oberndorf upon Lech Municipality (Germany) 2021-05-07 klaus-michael schneider
- Oberndorf upon Neckar City (Germany) 2018-12-26 klaus-michael schneider
- Oberneukirchen Municipality (Germany) 2020-10-16 klaus-michael schneider
- Oberneukirchen, Oberösterreich (Austria) 2023-01-28 martin karner
- Obernheim Municipality (Germany) 2018-11-24 klaus-michael schneider
- Obernkirchen Mining City (Germany) 2023-12-30 klaus-michael schneider
- Obernzell Market Town (Germany) 2022-02-25 klaus-michael schneider
- Obernzenn Market Town (Germany) 2020-11-06 klaus-michael schneider
- Oberostendorf Municipality (Germany) 2020-09-25 klaus-michael schneider
- Oberottmarshausen Municipality (Germany) 2020-10-30 klaus-michael schneider
- Oberpöring Municipality (Germany) 2022-07-15 klaus-michael schneider
- Oberperfuss, Tirol (Austria) 2023-01-28 martin karner
- Oberpfalz District (Germany) 2019-07-30 klaus-michael schneider
- Oberpleichfeld Municipality (Germany) 2020-07-17 klaus-michael schneider
- Oberpullendorf district (Burgenland, Austria) 2025-12-05 martin karner
- Oberrüti commune (Aargau canton, Switzerland) 2024-09-13 martin karner
- Oberramsern commune (page moved) 2023-08-25 martin karner
- Oberreichenbach Municipality (Germany) 2018-12-01 klaus-michael schneider
- Oberreichenbach Municipality (Germany) 2021-09-24 klaus-michael schneider
- Oberreute Municipality (Germany) 2021-12-17 klaus-michael schneider
- Oberried bei Interlaken commune (Bern canton, Switzerland) 2023-05-12 martin karner
- Oberried commune (page moved) 2024-04-05 martin karner
- Oberried Municipality (Germany) 2019-12-14 klaus-michael schneider
- Oberrieden commune (Zürich canton, Switzerland) 2025-03-21 martin karner
- Oberrieden Municipality (Germany) 2022-03-11 klaus-michael schneider
- Oberriet commune (St. Gallen canton, Switzerland) 2024-07-12 martin karner
- Oberrohrdorf commune (Aargau canton, Switzerland) 2025-07-18 martin karner
- Oberrot Municipality (Germany) 2023-12-30 klaus-michael schneider
- Oberroth Municipality (Germany) 2020-09-04 klaus-michael schneider
- Obersöchering Municipality (Germany) 2021-12-10 klaus-michael schneider
- Obersüßbach Municipality (Germany) 2022-05-06 klaus-michael schneider
- Obersaxen Mundaun commune (Graubünden/Grischun/Grigioni canton, Switzerland) 2025-04-25 martin karner
- Oberschöna Municipality (Germany) 2023-01-13 klaus-michael schneider
- Oberschönegg Municipality (Germany) 2022-03-18 klaus-michael schneider
- Oberschaeffolsheim (Municipality, Bas-Rhin, France) 2022-01-29 ivan sache
- Oberscheidweiler municipality (Germany) 2019-07-30 klaus-michael schneider
- Oberscheinfeld Market Town (Germany) 2020-10-30 klaus-michael schneider
- Oberschlierbach, Oberösterreich (Austria) 2023-01-28 martin karner
- Oberschneiding Municipality (Germany) 2022-06-17 klaus-michael schneider
- Oberschrot commune (page moved) 2024-04-12 martin karner
- Oberschwarzach Market Town (Germany) 2020-07-24 klaus-michael schneider
- Oberschweinbach Municipality (Germany) 2020-09-25 klaus-michael schneider
- Obersiggenthal commune (Aargau canton, Switzerland) 2023-02-10 martin karner
- Obersimmental district (Bern canton, Switzerland) 2023-06-02 martin karner
- Obersinn Market Town (Germany) 2022-03-04 klaus-michael schneider
- Obersontheim Municipality (Germany) 2023-12-30 klaus-michael schneider
- Oberspreewald-Lausitz Cities and Municipalities (Germany) 2019-11-23 klaus-michael schneider
- Oberspreewald-Lausitz County (Germany) 2019-07-30 klaus-michael schneider
- Oberspreewald-Lausitz County (Germany) 2019-07-30 klaus-michael schneider
- Oberá Department, Misiones Province, Argentina 2021-12-24 rob raeside
- Oberstadion Municipality (Germany) 2018-12-15 klaus-michael schneider
- Oberstaufen Market Town (Germany) 2020-09-11 klaus-michael schneider
- Oberstdorf Market Town (Germany) 2020-09-11 klaus-michael schneider
- Obersteckholz commune (Bern canton, Switzerland) 2023-04-28 martin karner
- Oberstocken commune (Bern canton, Switzerland) 2023-06-02 martin karner
- Oberstorcha, Styria (Austria) 2023-01-28 martin karner
- Oberstrass quarter (Zürich canton, Switzerland) 2024-03-15 martin karner
- Oberstreu Municipality (Germany) 2021-11-19 klaus-michael schneider
- Obersulm Municipality (Germany) 2023-12-30 klaus-michael schneider
- Obertaufkirchen Municipality (Germany) 2020-10-16 klaus-michael schneider
- Oberteuringen Municipality (Germany) 2024-01-27 klaus-michael schneider
- Oberthal commune (Bern canton, Switzerland) 2023-05-19 martin karner
- Oberthal Municipality (Germany) 2020-03-28 klaus-michael schneider
- Oberthulba Market Town (Germany) 2021-11-26 klaus-michael schneider
- Obertilliach, Tirol (Austria) 2023-01-28 martin karner
- Obertraubling Municipality (Germany) 2022-05-27 klaus-michael schneider
- Obertraun, Oberösterreich (Austria) 2023-01-28 martin karner
- Obertrebra Municipality (Germany) 2021-06-11 klaus-michael schneider
- Obertrubach Municipality (Germany) 2021-09-03 klaus-michael schneider
- Obertrum, Salzburg (Austria) 2023-01-28 martin karner
- Obertshausen City (Germany) 2022-01-29 klaus-michael schneider
- Oberurnen, former commune (Glarus canton, Switzerland) 2025-12-19 martin karner
- Oberursel (Taunus) City (Germany) 2023-12-30 klaus-michael schneider
- Oberuzwil commune (St. Gallen canton, Switzerland) 2024-07-20 martin karner
- Obervellach, Carinthia (Austria) 2023-01-28 martin karner
- Oberviechtach City (Germany) 2022-08-26 klaus-michael schneider
- Oberwölz-Stadt, Styria (Austria) 2023-01-28 martin karner
- Oberwald commune (page moved) 2023-11-24 martin karner
- Oberwang, Oberösterreich (Austria) 2023-01-28 martin karner
- Oberwart district (Burgenland, Austria) 2025-11-14 martin karner
- Oberweningen commune (Zürich canton, Switzerland) 2023-10-06 martin karner
- Oberweser Municipality (Germany) 2023-12-30 klaus-michael schneider
- Oberwichtrach commune (page moved) 2024-03-15 martin karner
- Oberwiera Municipality (Germany) 2022-12-09 klaus-michael schneider
- Oberwiesen municipaliity (Germany) 2019-07-30 klaus-michael schneider
- Oberwiesenthal Spa City (Germany) 2022-09-09 klaus-michael schneider
- Oberwil-Lieli commune (Aargau canton, Switzerland) 2023-02-10 martin karner
- Oberwil bei Büren commune (Bern canton, Switzerland) 2023-04-28 martin karner
- Oberwil commune (Baselland canton, Switzerland) 2023-04-14 martin karner
- Oberwil im Simmental commune (Bern canton, Switzerland) 2025-09-26 martin karner
- Oberwinterthur quarter (page moved) 2024-03-15 martin karner
- Oberwinterthur quarter (Zürich canton, Switzerland) 2024-08-23 martin karner
- Oberwolfach Municipality (Germany) 2020-09-04 klaus-michael schneider
- Oberzent City (Germany) 2024-01-27 klaus-michael schneider
- Obfelden commune (Zürich canton, Switzerland) 2024-02-16 martin karner
- Obihiro University of Agriculture and Veterinary Medicine (National) 2024-02-09 zachary harden
- Obiliq (Municipality, Kosovo) 2023-09-01 rob raeside
- Obing Municipality (Germany) 2022-02-04 klaus-michael schneider
- Obion County, Tennessee (U.S.) 2020-01-04 rick wyatt
- Obion County, Tennessee (U.S.) 2024-07-05 rick wyatt
- Obion, Tennessee (U.S.) 2020-01-04 rick wyatt
- Obispo Ramos de Lora (Merida, Venezuela) 2021-08-27 klaus-michael schneider
- Oblano-kraška (Statistical Region, Slovenia) 2021-11-05 ivan sache
- Oblasts (Regions) and Autonomous Republics (Ukraine) 2026-04-10 martin karner
- Obolonskyi District (Kyiv City, Ukraine) 2020-08-14 rob raeside
- Obolonskyi District (Kyiv City, Ukraine) 2023-01-28 martin karner
- Obora, Czech Republic 2024-01-27 kryštof huk
- Oborniki Śląskie district (Poland) 2021-11-05 rob raeside
- Oborniki commune (Poland) 2021-11-05 rob raeside
- Oborniki county (Poland) 2021-11-05 rob raeside
- Oborona (Russia) 2021-08-27 valentin poposki
- Oboyan (Kursk oblast, Russia) 2024-11-22 rob raeside
- Obraz (Political organization, Serbia) 2020-04-25 ivan sache
- Obrenovac (Municipality, Serbia) 2025-05-23 rob raeside
- Obrigheim Municipality (Germany) 2023-12-30 klaus-michael schneider
- Obrnice (Czechia) 2024-01-27 kryštof huk
- Obrovac (Town, Zadar County, Croatia) 2023-03-24 rob raeside
- Obrowo commune (Poland) 2021-11-05 rob raeside
- Obstalden, former commune (Glarus canton, Switzerland) 2025-12-19 martin karner
- Obu City [Aichi Prefecture Japan] 2023-06-07 zachary harden
- Obukama bwa Bunyala (Uganda) 2025-04-25 bruce berry
- Obukama bwa Buruuli (Uganda) 2025-04-25 bruce berry
- Obuse Town (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Obwa Ikumbania Bwa Bugwere (Uganda) 2025-04-25 bruce berry
- Obwalden canton (Switzerland) 2026-05-01 martin karner
- Obwen'engo Bwa Bugwe (Uganda) 2025-04-25 bruce berry
- Obyčtov (Czechia) 2024-01-27 kryštof huk
- Obyce (Slovakia) 2021-11-05 rob raeside
- Ocú (Herrera, Panama) 2020-04-25 rob raeside
- Ocala, Florida (U.S.) 2022-02-18 rick wyatt
- Ocamonte (Santander, Colombia) 2021-08-27 klaus-michael schneider
- Ocampo, Chihuahua (Mexico) 2025-03-14 daniel rentería
- Ocampo, Durango (Mexico) 2025-06-20 daniel rentería
- Ocampo, Guanajuato (Mexico) 2025-08-01 daniel rentería
- Ocana (Norte de Santander, Colombia) 2021-08-27 klaus-michael schneider
- Ocauçu, São Paulo State (Brazil) 2019-03-02 ian macdonald
- Occaneechi Band of the Saponi Nation, North Carolina (U.S.) 2022-11-11 rick wyatt
- Occidental College (U.S.) 2022-06-24 rick wyatt
- Occidental College (U.S.) 2025-01-24 rick wyatt
- Occitania 2025-01-03 olivier touzeau
- Occitanie (Region, France) 2024-01-28 olivier touzeau
- Occoquan, Virginia (U.S.) 2024-12-24 rick wyatt
- Occupational Safety and Health Administration (U.S.) 2019-01-05 rick wyatt
- Occupied Germany 1945-1949 2026-02-05 pete loeser
- Occupy Protest Flags (U.S.) 2019-08-24 rick wyatt
- Ocean City Yacht Club (U.S.) 2022-07-15 rick wyatt
- Ocean City, Maryland (U.S.) 2018-02-24 rick wyatt
- Ocean City, Maryland (U.S.) 2026-04-24 rick wyatt
- Ocean City, New Jersey (U.S.) 2019-12-27 rick wyatt
- Ocean City, New Jersey (U.S.) 2024-02-16 rick wyatt
- Ocean Clean-up Project 2023-06-07 zachary harden
- Ocean County, New Jersey (U.S.) 2022-01-14 rick wyatt
- Ocean County, New Jersey (U.S.) 2025-02-21 rick wyatt
- Ocean Cruising Club 2023-06-07 zachary harden
- Ocean Gate Yacht Club (U.S.) 2022-07-15 rick wyatt
- Ocean Gate, New Jersey (U.S.) 2021-11-19 rick wyatt
- Ocean Isle Beach, North Carolina (U.S.) 2024-10-18 rick wyatt
- Ocean Man First Nation, Saskatchewan (Canada) 2021-08-20 rick wyatt
- Ocean Ridge Plantation, North Carolina (U.S.) 2024-10-18 rick wyatt
- Ocean Shores, Washington (U.S.) 2020-05-22 rick wyatt
- Ocean Springs, Mississippi (U.S.) 2021-11-05 rick wyatt
- Ocean Springs, Mississippi (U.S.) 2023-08-25 rick wyatt
- Ocean Township, New Jersey (U.S.) 2018-02-24 rick wyatt
- Ocean Township, New Jersey (U.S.) 2021-12-24 rick wyatt
- Ocean Township, New Jersey (U.S.) 2024-01-28 rick wyatt
- Ocean View, Delaware (U.S.) 2024-07-26 rick wyatt
- Ocean Weather Service (Britain) 2019-08-10 rob raeside
- Oceana County, Michigan (U.S.) 2018-12-29 rick wyatt
- Oceana County, Michigan (U.S.) 2024-06-28 rick wyatt
- Oceana, West Virginia (U.S.) 2025-02-21 rick wyatt
- Oceanbulk Maritime S.A. (Shipping company, Greece) 2021-11-05 ivan sache
- OceanGate (U.S.) 2024-03-22 rick wyatt
- Oceania Football Confederation 2025-08-08 zachary harden
- Oceania National Olympic Committees 2023-06-07 zachary harden
- Oceanside, California (U.S) 2022-06-17 rick wyatt
- Oceola Township, Michigan (U.S.) 2025-07-18 rick wyatt
- Oceti Sakowin Confederacy, South Dakota (U.S.) 2021-12-24 rick wyatt
- Ochamchire (Municipality, Georgia) 2022-01-29 ivan sache
- Ochanomizu University (National) 2024-02-09 zachary harden
- Ochapowace First Nation, Saskatchewan (Canada) 2020-05-02 rick wyatt
- Ochi Town (Kochi Prefecture, Japan) 2023-06-07 zachary harden
- Ochiltree County, Texas (U.S.) 2021-11-05 rick wyatt
- Ochla village (Poland) 2022-01-07 rob raeside
- Ochlenberg commune (Bern canton, Switzerland) 2023-06-09 martin karner
- Ochotnica Dolna commune (Poland) 2021-11-05 rob raeside
- Ochoz u Brna (Czechia) 2024-01-27 kryštof huk
- Ochsenfurt City (Germany) 2020-07-17 klaus-michael schneider
- Ochsenfurt County until 1972 (Unterfranken District, Bavaria, Germany) 2019-07-30 german editorial team
- Ochsenhausen City (Germany) 2018-09-29 klaus-michael schneider
- Ochtiná (Slovakia) 2021-11-05 rob raeside
- Ochtrup city (Germany) 2019-07-30 german editorial team
- Ocilla, Georgia (U.S.) 2022-10-21 rick wyatt
- Ockbrook and Borrowash, England 2020-08-14 rob raeside
- Ocna Mures, Romania 2022-03-11 rob raeside
- Ocniţa District, Moldova 2024-11-08 rob raeside
- Ocoee, Florida (U.S.) 2022-02-18 rick wyatt
- Ocoee, Florida (U.S.) 2024-05-17 rick wyatt
- Ocolis, Romania 2022-03-11 rob raeside
- Oconee County, Georgia (U.S.) 2018-08-04 rick wyatt
- Oconee County, South Carolina (U.S.) 2019-12-27 rick wyatt
- Oconee County, South Carolina (U.S.) 2025-09-12 rick wyatt
- Oconee Fall Line Technical College (U.S.) 2022-07-08 rick wyatt
- Oconee Fall Line Technical College (U.S.) 2025-02-01 rick wyatt
- Oconomowoc, Wisconsin (U.S.) 2020-05-22 rick wyatt
- Oconto County, Wisconsin (U.S.) 2020-05-22 rick wyatt
- Ocos (San Marcos, Guatemala) 2021-08-27 rob raeside
- Ocosingo, Chiapas (Mexico) 2025-08-01 daniel rentería
- Ocotal (Nueva Segovia, Nicaragua) 2021-08-27 rob raeside
- Ocotepec, Chiapas (Mexico) 2025-08-01 daniel rentería
- Ocotepeque (Ocotepeque, Honduras) 2021-08-27 rob raeside
- Ocotepeque Department (Honduras) 2021-08-27 rob raeside
- Ocourt, former commune (page moved) 2024-05-17 martin karner
- Ocozocoautla de Espinosa, Chiapas (Mexico) 2025-08-01 daniel rentería
- Ocqueoc Township, Michigan (U.S.) 2026-05-15 rick wyatt
- Ocre (Abruzzi, Italy) 2021-08-27 rob raeside
- Ocsa (Pest county, Hungary) 2025-01-17 zoltán horváth
- Octavio Cordero Palacios (Azuay, Ecuador) 2024-06-21 daniel rentería
- Ocussi Ambeno micronation 2023-06-07 zachary harden
- Ocute Yamassee Clan, Georgia (U.S.) 2022-09-16 rick wyatt
- Odžaci (Municipality, Serbia) 2021-11-05 ivan sache
- Oda City (Shimane Prefecture, Japan) 2023-06-07 zachary harden
- Odašiljači i veze d.o.o. (Croatia) 2026-05-15 rob raeside
- Odai Town [Mie prefecture Japan] 2023-06-07 zachary harden
- Odanak First Nation (Quebec, Canada) 2019-11-23 rick wyatt
- Odate City (Akita Prefecture, Japan) 2023-06-07 zachary harden
- Odawara City [Kanagawa prefecture Japan] 2024-01-12 zachary harden
- Odda FK, Norway 2025-07-25 shreyas tallamraju
- Odda, Vestland (Norway) 2025-04-04 shreyas tallamraju
- Odds Ballklubb, Norway 2025-06-20 shreyas tallamraju
- Odebolt, Iowa (U.S.) 2021-11-05 rick wyatt
- Odeceixe Commune (Portugal) 2021-11-05 klaus-michael schneider
- Odeleite Commune (Portugal) 2021-11-05 klaus-michael schneider
- Odelzhausen Municipality (Germany) 2020-11-20 klaus-michael schneider
- Odemira Communes (Portugal) 2023-12-30 klaus-michael schneider
- Odemira Municipality (Portugal) 2026-02-20 klaus-michael schneider
- Oden Island, Michigan (U.S.) 2025-03-28 rick wyatt
- Odenville, Alabama (U.S.) 2026-04-24 rick wyatt
- Odenwald Cities and Municipalities (Germany) 2024-01-27 klaus-michael schneider
- Odenwald County (Germany) 2019-07-30 klaus-michael schneider
- Oder-Spree Cities and Municipalities (Germany) 2019-06-01 klaus-michael schneider
- Oder-Spree County (Brandenburg, Germany) 2019-12-14 klaus-michael schneider
- Oder-Welse Subcounty (Germany) 2019-06-08 klaus-michael schneider
- Odervorland Subcounty (Germany) 2019-05-25 klaus-michael schneider
- Oderwald Comprehensive Municipality (Germany) 2020-12-04 klaus-michael schneider
- Oderwitz Municipality [Sorbian: Wódrjeńca] (Germany) 2022-09-16 klaus-michael schneider
- Oderzo (Veneto, Italy) 2021-08-27 rob raeside
- Odesa (Odesa, Ukraine) 2021-11-05 rob raeside
- Odesa (Odesa, Ukraine) 2023-01-28 martin karner
- Odesa County (Ukraine) 2020-07-31 rob raeside
- Odesa County (Ukraine) 2023-01-28 martin karner
- Odessa College (U.S.) 2020-06-05 rick wyatt
- Odessa, Delaware (U.S.) 2024-07-26 rick wyatt
- Odessa, Texas (U.S.) 2022-07-01 rick wyatt
- Odiáxere Commune (Portugal) 2021-11-05 klaus-michael schneider
- Odiel (Shipping company, Spain) 2022-10-21 ivan sache
- Odintsovo (Moscow oblast, Russia) 2021-08-27 valentin poposki
- Odivelas Commune (Portugal) 2021-06-28 klaus-michael schneider
- Odivelas Commune (Portugal) 2021-11-05 klaus-michael schneider
- Odivelas Communes (Portugal) 2021-11-03 klaus-michael schneider
- Odivelas Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Odolanów commune (Poland) 2021-11-05 rob raeside
- Odolena Voda (Czechia) 2024-01-27 kryštof huk
- Odorín (Slovakia) 2021-11-05 rob raeside
- Odorheiu Secuiesc (Romania, Harghita) 2021-11-05 alex danes
- Odranci (Municipality, Slovenia) 2021-11-05 ivan sache
- Odrava, Czech Republic 2024-01-27 kryštof huk
- Odrovice (Czechia) 2024-01-27 kryštof huk
- Odry (Czechia) 2024-01-27 kryštof huk
- Odsherred, Denmark 2021-08-27 christopher oehler
- Odunec (Czechia) 2024-01-27 kryštof huk
- Odunpazarı (District Municipality, Türkiye) 2025-10-03 ian macdonald
- Oe Town [Yamagata prefecture Japan] 2023-06-07 zachary harden
- Oebisfelde-Weferlingen City (Germany) 2019-05-11 klaus-michael schneider
- Oechsen Municipality (Germany) 2021-04-16 klaus-michael schneider
- Oecussi Ambeno District (East Timor) 2023-06-07 zachary harden
- Oederan City (Germany) 2023-01-13 klaus-michael schneider
- Oedheim Municipality (Germany) 2018-11-10 klaus-michael schneider
- Oeffelt (The Netherlands) 2021-11-05 rob raeside
- Oegstgeest (The Netherlands) 2021-11-05 rob raeside
- Oeiras Communes (Portugal) 2021-11-03 klaus-michael schneider
- Oeiras do Pará, Pará (Brazil) 2022-01-29 ian macdonald
- Oeiras e São Julião da Barra, Paço de Arcos e Caxias United Commune (Portugal) 2021-11-05 klaus-michael schneider
- Oeiras Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Oeiras, Piauí (Brazil) 2024-01-27 ian macdonald
- Oekingen commune (Solothurn canton, Switzerland) 2026-02-20 martin karner
- Oelde City (Germany) 2023-12-30 klaus-michael schneider
- Oelsnitz in Erzgebirge City (Germany) 2022-09-16 klaus-michael schneider
- Oelsnitz in Vogtland City (Germany) 2022-08-11 klaus-michael schneider
- Oeltrans (German Shipping Company) 2019-08-17 klaus-michael schneider
- Oelwein, Iowa (U.S.) 2019-08-17 rick wyatt
- Oelwein, Iowa (U.S.) 2024-06-28 rick wyatt
- Oencia (Municipality, Castilla y León, Spain) 2026-01-30 olivier touzeau
- Oensingen commune (Solothurn canton, Switzerland) 2024-08-30 martin karner
- Oentsjerk (The Netherlands) 2021-11-05 rob raeside
- Oepping, Oberösterreich (Austria) 2023-01-28 martin karner
- Oerlenbach Municipality (Germany) 2021-11-26 klaus-michael schneider
- Oerlikon quarter (Zürich canton, Switzerland) 2024-03-15 martin karner
- Oeschenbach commune (Bern canton, Switzerland) 2023-04-28 martin karner
- Oeschgen commune (Aargau canton, Switzerland) 2023-02-10 martin karner
- Oeste Tourism Region (Portugal) 2021-11-05 klaus-michael schneider
- Oestergotland (Sweden) 2021-08-27 christopher oehler
- Oestrich-Winkel City (Germany) 2023-12-30 klaus-michael schneider
- Oettingen in Bayern City (Germany) 2021-05-07 klaus-michael schneider
- Oetwil am See commune (Zürich canton, Switzerland) 2024-03-08 martin karner
- Oetwil an der Limmat commune (Zürich canton, Switzerland) 2024-03-08 martin karner
- Oeversee Subcounty (Germany) 2020-03-07 klaus-michael schneider
- Of (District Municipality, Turkey) 2023-12-30 ivan sache
- Ofaqim (Israel) 2023-01-28 martin karner
- Off-centred Crosses (Multicoloured) 2023-02-10 rob raeside
- Off-centred Crosses (Overview) 2025-11-14 rob raeside
- Off-centred Crosses on Triangular Flags 2022-01-29 rob raeside
- Offenau Municipality (Germany) 2023-12-30 klaus-michael schneider
- Offenbach Cities and Municipalities (Germany) 2019-07-30 klaus-michael schneider
- Offenbach City (Germany) 2022-01-29 klaus-michael schneider
- Offenbach County (Germany) 2023-12-30 klaus-michael schneider
- Offenbach upon Queich Associated Municipality (Germany) 2023-02-10 klaus-michael schneider
- Offenberg Municipality (Germany) 2022-07-15 klaus-michael schneider
- Offenburg City (Germany) 2020-09-04 klaus-michael schneider
- Offenhausen Municipality (Germany) 2021-09-24 klaus-michael schneider
- Offenhausen, Oberösterreich (Austria) 2023-01-28 martin karner
- Office for Democratic Institutions and Human Rights 2023-06-07 zachary harden
- Office for Harmonization in the Internal Market (European Union) 2023-06-07 ivan sache
- Office of Civilian Defense (U.S.) 2022-09-23 rick wyatt
- Office of Federal Procurement Policy (U.S.) 2022-08-26 rick wyatt
- Office of General Counsel (U.S.) 2021-06-25 rick wyatt
- Office of Homeland Security (U.S.) 2020-12-26 rick wyatt
- Office of Justice Programs (U.S.) 2020-12-26 rick wyatt
- Office of Personnel Management (U.S.) 2021-07-02 rick wyatt
- Office of Prosecutor General, Russia 2022-12-30 valentin poposki
- Office of the Comptroller of the Currency (U.S.) 2021-06-25 rick wyatt
- Office of the First Lady (Dominican Republic) 2021-06-28 randy young
- Office of the High Representative (Bosnia and Herzegovina) 2025-08-08 ivan sache
- Office of the High Representative and European Union Special Representative 2023-06-07 zachary harden
- Office of the Prosecutor General, Moldova 2021-06-11 rob raeside
- Officer in charge (Kazakhstan) 2021-11-05 victor lomantsov
- Official Flag 1977-1984 (Aragon, Spain) 2021-11-05 ivan sache
- Official flag days (The Netherlands) 2020-07-31 rob raeside
- Official Status of Aboriginal and Torres Strait Islander flags 2026-05-15 ian macdonald
- Offingawier (The Netherlands) 2021-11-05 rob raeside
- Offingen Market Town (Germany) 2022-07-29 klaus-michael schneider
- Ofterdingen Municipality (Germany) 2023-12-30 klaus-michael schneider
- Oftering, Oberösterreich (Austria) 2023-01-28 martin karner
- Ofterschwang Municipality (Germany) 2020-09-11 klaus-michael schneider
- Oftersheim Municipality (Germany) 2024-01-27 klaus-michael schneider
- Oftringen commune (Aargau canton, Switzerland) 2023-02-10 martin karner
- Ofunato City (Iwate Prefecture, Japan) 2023-06-07 zachary harden
- Ogíjares (Municipality, Andalusia, Spain) 2020-04-25 ivan sache
- Ogíjares (Municipality, Andalusia, Spain) 2021-11-05 ivan sache
- Oga City (Akita Prefecture, Japan) 2023-06-07 zachary harden
- Ogaden (Ethiopia) 2022-10-28 bruce berry
- Ogaki City [Gifu prefecture Japan] 2023-06-07 zachary harden
- Ogano Town [Saitama prefecture Japan] 2023-06-07 zachary harden
- Ogasawara Village (Japan) 2025-08-15 zachary harden
- Ogata Village (Akita Prefecture, Japan) 2023-06-07 zachary harden
- Ogawa Town [Saitama prefecture Japan] 2023-06-07 zachary harden
- Ogawa Village (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Ogawara Town [Miyagi Prefecture] (Japan) 2023-06-07 zachary harden
- Ogden-Weber Applied Technology College (U.S.) 2023-12-30 rick wyatt
- Ogden, Iowa (U.S.) 2021-11-05 rick wyatt
- Ogden, New York (U.S.) 2020-07-03 rick wyatt
- Ogden, Utah (U.S.) 2022-06-03 rick wyatt
- Ogden, Utah (U.S.) 2023-11-17 rick wyatt
- Ogdensburg, New York (U.S.) 2021-11-05 rick wyatt
- Ogeechee Technical College (U.S.) 2022-07-08 rick wyatt
- Ogemaw County, Michigan (U.S.) 2022-08-18 rick wyatt
- Ogens commune (Vaud canton, Switzerland) 2023-12-15 martin karner
- Ogero, Lebanon 2024-02-16 ian macdonald
- Oggelshausen Municipality (Germany) 2018-09-29 klaus-michael schneider
- Oggiono (Lombardy, Italy) 2021-08-27 rob raeside
- Oghab Afshan, Iran 2023-12-30 ian macdonald
- Ogi City (Saga Prefecture, Japan) 2023-06-07 zachary harden
- Ogi Domain (Japan) 2023-06-07 zachary harden
- Ogilvie, Minnesota (U.S.) 2021-11-05 rick wyatt
- Ogimi Village (Okinawa prefecture, Japan) 2023-06-07 zachary harden
- Oglala Lakota College (U.S.) 2023-12-30 rick wyatt
- Oglala Sioux - South Dakota (U.S.) 2023-12-30 rick wyatt
- Ogle County, Illinois (U.S.) 2019-08-17 rick wyatt
- Ogle County, Illinois (U.S.) 2024-12-20 rick wyatt
- Oglesby, Illinois (U.S.) 2023-12-31 rick wyatt
- Oglethorpe County, Georgia (U.S.) 2021-11-05 rick wyatt
- Oglethorpe University (U.S.) 2022-07-08 rick wyatt
- Oglethorpe University (U.S.) 2024-08-30 rick wyatt
- Oglethorpe, Georgia (U.S.) 2025-01-03 rick wyatt
- Ogliastra Province (Sardinia, Italy) 2021-08-27 rob raeside
- Ogooué-Ivindo Province (Gabon) 2022-10-28 bruce berry
- Ogooué-Lolo Province (Gabon) 2022-10-28 bruce berry
- Ogooué Maritime Province (Gabon) 2022-10-28 bruce berry
- Ogori City (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Ogose Town [Saitama prefecture Japan] 2023-06-07 zachary harden
- Ogre (Ogre, Latvia) 2023-06-07 zachary harden
- OGRE/G.E.V. (wargame) 2023-12-30 peter hans van den muijzenberg
- OGRE/G.E.V. (wargame) 2023-12-30 peter hans van den muijzenberg
- Oguchi Town [Aichi Prefecture Japan] 2023-06-07 zachary harden
- Ogulin (Town, Karlovac County, Croatia) 2023-03-24 rob raeside
- Ogun (Nigeria) 2022-10-28 bruce berry
- Oguni Town (Kumamoto prefecture, Japan) 2023-06-07 zachary harden
- Oguni Town [Yamagata prefecture Japan] 2023-06-07 zachary harden
- Ohé en Laak (The Netherlands) 2021-11-05 rob raeside
- Ohanes (Municipality, Andalusia, Spain) 2026-02-05 olivier touzeau
- Oharu Town [Aichi Prefecture Japan] 2023-06-07 zachary harden
- Ohi Town [Fukui prefecture Japan] 2023-06-07 zachary harden
- Ohio (U.S.) 2021-12-24 rick wyatt
- Ohio Christian University (U.S.) 2021-07-16 rick wyatt
- Ohio Christian University (U.S.) 2024-11-29 rick wyatt
- Ohio City, Ohio (U.S.) 2018-07-28 rick wyatt
- Ohio Clean Marina (U.S.) 2021-12-24 rick wyatt
- Ohio County, Indiana (U.S.) 2021-11-05 rick wyatt
- Ohio County, Kentucky (U.S.) 2019-12-21 rick wyatt
- Ohio County, Kentucky (U.S.) 2026-04-24 rick wyatt
- Ohio County, West Virginia (U.S.) 2019-08-24 rick wyatt
- Ohio County, West Virginia (U.S.) 2025-02-21 rick wyatt
- Ohio Dominican University (U.S.) 2024-11-29 rick wyatt
- Ohio Government and Department seals (U.S.) 2021-08-20 rick wyatt
- Ohio Northern University (U.S.) 2021-07-16 rick wyatt
- Ohio Northern University (U.S.) 2024-11-29 rick wyatt
- Ohio Pride Flag (U.S.) 2021-05-07 rick wyatt
- Ohio Pride Flag (U.S.) 2026-02-27 rick wyatt
- Ohio Rural Fire Council (U.S.) 2021-11-05 rick wyatt
- Ohio State Highway Patrol (U.S.) 2021-12-24 rick wyatt
- Ohio State University (U.S.) 2020-06-19 rick wyatt
- Ohio State University (U.S.) 2024-11-29 rick wyatt
- Ohio Township, Indiana (U.S.) 2024-12-20 rick wyatt
- Ohio Townships Association (U.S.) 2020-07-03 rick wyatt
- Ohio University (U.S.) 2018-02-17 rick wyatt
- Ohio University (U.S.) 2021-07-16 rick wyatt
- Ohio University (U.S.) 2024-01-28 rick wyatt
- Ohio University (U.S.) 2024-11-29 rick wyatt
- Ohio Wesleyan University (U.S.) 2024-11-29 rick wyatt
- Ohioville, Pennsylvania (U.S.) 2025-04-18 rick wyatt
- Ohira Village [Miyagi Prefecture] (Japan) 2023-06-07 zachary harden
- Ohkay Owingeh, New Mexico (U.S.) 2022-11-11 rick wyatt
- Ohlone College (U.S.) 2022-06-17 rick wyatt
- Ohlone Costanoan Esselen Nation, California (U.S.) 2020-04-04 rick wyatt
- Ohlsbach Municipality (Germany) 2020-09-04 klaus-michael schneider
- Ohlsdorf, Oberösterreich (Austria) 2023-01-28 martin karner
- Ohlstadt Municipality (Germany) 2021-05-14 klaus-michael schneider
- Ohmden Municipality (Germany) 2023-12-30 klaus-michael schneider
- Ohmstal commune (page moved) 2024-06-01 martin karner
- Ohníč (Czechia) 2024-01-27 kryštof huk
- Ohnan Town (Shimane Prefecture, Japan) 2023-06-07 zachary harden
- Ohnišov (Czechia) 2024-01-27 kryštof huk
- Ohorn Municipality (Germany) 2022-12-02 klaus-michael schneider
- Ohrady, Slovakia 2021-11-05 rob raeside
- Ohrdruf City (Germany) 2021-04-02 klaus-michael schneider
- Ohrenbach Municipality (Germany) 2020-07-11 klaus-michael schneider
- Ohrid (Municipality, North Macedonia) 2019-06-22 ivan sache
- Ohrozim, Czech Republic 2024-01-27 kryštof huk
- Ohu Reppan Domei (Northern Alliance) (Japan) 2023-06-07 zachary harden
- Oi Town [Kanagawa prefecture Japan] 2023-06-07 zachary harden
- Oiã Commune (Portugal) 2020-12-27 klaus-michael schneider
- Oiapoque, Amapá (Brazil) 2020-05-09 ian macdonald
- Oiba (Santander, Colombia) 2021-08-27 klaus-michael schneider
- Oicata (Boyaca, Colombia) 2021-08-27 klaus-michael schneider
- Oikos University (U.S.) 2022-06-24 rick wyatt
- Oil City, Pennsylvania (U.S.) 2020-07-03 rick wyatt
- Oil City, Pennsylvania (U.S.) 2025-04-18 rick wyatt
- Oil Rivers Protectorate (1884 - 1893) Nigeria 2022-10-28 bruce berry
- Oil Springs, Ontario (Canada) 2025-02-06 rob raeside
- Oirase Town (Aomori Prefecture, Japan) 2023-06-07 zachary harden
- Oirot Republic (1917-1922) 2021-08-27 valentin poposki
- Oirschot (The Netherlands) 2021-11-05 rob raeside
- Oise (Department, France) 2021-07-23 ivan sache
- Oise (Department, France): Intermunicipal Authorities 2021-07-23 ivan sache
- Oishida Town [Yamagata prefecture Japan] 2023-06-07 zachary harden
- Oiso Town [Kanagawa prefecture Japan] 2023-06-07 zachary harden
- Oissel (Municipality, Seine-Maritime, France) 2021-07-23 ivan sache
- Oisterwijk (The Netherlands) 2021-11-05 rob raeside
- Oisu (Jarvamaa, Estonia) 2023-06-07 zachary harden
- Oita (Japan) 2023-06-07 zachary harden
- Oita City (Oita Prefecture, Japan) 2023-06-07 zachary harden
- Oita University (National) 2024-02-09 zachary harden
- Oita University of Nursing and Health Sciences (Public) 2024-02-09 zachary harden
- Oizumi Town (Gunma Prefecture, Japan) 2023-06-07 zachary harden
- Ojén (Municipality, Andalusia, Spain) 2019-09-28 ivan sache
- Ojós (Municipality, Region of Murcia, Spain) 2020-12-28 ivan sache
- Ojai, California (U.S) 2019-07-13 rick wyatt
- Oji Town (Nara Prefecture, Japan) 2023-06-07 zachary harden
- Ojika Town (Nagasaki Prefecture, Japan) 2023-06-07 zachary harden
- Ojinaga, Chihuahua (Mexico) 2025-03-14 daniel rentería
- Ojiya City [Niigata prefecture Japan] 2023-06-07 zachary harden
- Ojocaliente, Zacatecas (Mexico) 2025-05-02 daniel rentería
- Ojojona (Francisco Morazan, Honduras) 2021-08-27 rob raeside
- Ojos Albos (Municipality, Castilla y León, Spain) 2018-04-07 ivan sache
- Ojos de Agua (Chalatenango, El Salvador) 2021-08-27 rob raeside
- Okřešice (Czechia) 2024-01-27 kryštof huk
- Oka, Quebec (Canada) 2022-01-29 rob raeside
- Okagaki Town (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Okahandja (Namibia) 2025-05-23 bruce berry
- Okaloosa County, Florida (U.S.) 2021-12-17 rick wyatt
- Okaloosa County, Florida (U.S.) 2024-03-15 rick wyatt
- Okanagan-Similkameen Regional District, British Columbia (Canada) 2021-12-31 rob raeside
- Okanagan College (Canada) 2020-06-12 rob raeside
- Okanagan Indian Band, British Columbia (Canada) 2020-03-28 rick wyatt
- Okanagan Nation Alliance - BC (Canada) 2023-12-30 rick wyatt
- Okanagan Shuswap Confederacy, British Columbia (Canada) 2019-11-30 rick wyatt
- Okanese First Nation, Saskatchewan (Canada) 2020-05-02 rick wyatt
- Okanogan County, Washington (U.S.) 2020-07-03 rick wyatt
- Okanogan, Washington (U.S.) 2020-07-03 rick wyatt
- Okawa City (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Okawa Village (Kochi Prefecture, Japan) 2023-06-07 zachary harden
- Okaya City (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Okayama (Japan) 2023-06-07 zachary harden
- Okayama city (Okayama prefecture, Japan) 2023-06-07 zachary harden
- Okayama Prefectural University (Public) 2024-02-09 zachary harden
- Okayama University (National) 2024-02-09 zachary harden
- Okazaki City [Aichi Prefecture Japan] 2023-06-07 zachary harden
- Okcheon County, North Chungcheong Province (South Korea) 2021-08-27 christopher oehler
- Okeechobee County, Florida (U.S.) 2018-08-04 rick wyatt
- Okeechobee County, Florida (U.S.) 2023-11-10 rick wyatt
- Okegawa City [Saitama prefecture Japan] 2023-06-07 zachary harden
- Oker (Germany) 2019-07-30 klaus-michael schneider
- Okhotsk Subprefecture (Hokkaidō Territory, Japan) 2023-06-07 zachary harden
- Oki Town (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Okinawa (Japan) 2024-01-12 zachary harden
- Okinawa city [Okinawa prefecture Japan] 2023-06-07 zachary harden
- Okinawa Historical Flags (Japan) 2024-01-12 zachary harden
- Okinawa International University (Private) 2024-02-09 zachary harden
- Okinawa Prefectural College of Nursing (Public) 2024-02-09 zachary harden
- Okinawa Prefecture Police flag (Japan) 2023-06-07 zachary harden
- Okinawa Prefecture Police flag (Japan) 2024-01-12 zachary harden
- Okinoshima Town (Shimane Prefecture, Japan) 2023-06-07 zachary harden
- Oklahoma (U.S.) 2021-10-01 rick wyatt
- Oklahoma Baptist University (U.S.) 2021-07-16 rick wyatt
- Oklahoma Baptist University (U.S.) 2024-02-16 rick wyatt
- Oklahoma Christian University (U.S.) 2024-02-16 rick wyatt
- Oklahoma City University (U.S.) 2021-07-16 rick wyatt
- Oklahoma City University (U.S.) 2024-02-16 rick wyatt
- Oklahoma City University School of Law (U.S.) 2023-12-30 rick wyatt
- Oklahoma City, Oklahoma (U.S.) 2021-04-23 rick wyatt
- Oklahoma City, Oklahoma (U.S.) 2024-02-16 rick wyatt
- Oklahoma County, Oklahoma (U.S.) 2022-06-03 rick wyatt
- Oklahoma County, Oklahoma (U.S.) 2025-01-03 rick wyatt
- Oklahoma Government and Department seals (U.S.) 2021-10-01 rick wyatt
- Oklahoma Panhandle State University (U.S.) 2024-02-16 rick wyatt
- Oklahoma State University (U.S.) 2021-07-16 rick wyatt
- Oklahoma State University (U.S.) 2024-02-16 rick wyatt
- Oklahoma State University Center for Health Sciences (U.S.) 2022-10-07 rick wyatt
- Oklahoma State University Spears School of Business (U.S.) 2023-12-30 rick wyatt
- Oklahoma Wesleyan University (U.S.) 2024-02-16 rick wyatt
- Oklee, Minnesota (U.S.) 2019-08-24 rick wyatt
- Okmulgee County, Oklahoma (U.S.) 2021-11-05 rick wyatt
- Okmulgee, Oklahoma (U.S.) 2023-12-30 rick wyatt
- Okoř (Czechia) 2024-01-27 kryštof huk
- Okolona, Mississippi (U.S.) 2022-08-18 rick wyatt
- Okonek city (Poland) 2021-11-05 rob raeside
- Okotoks, Alberta (Canada) 2022-01-29 rob raeside
- Okpoama Kingdom (Nigeria) 2022-10-28 bruce berry
- Okrouhlá (Czechia) 2024-01-27 kryštof huk
- Okrouhlá (Czechia) 2024-01-27 kryštof huk
- Okrouhlá Radouň (Czechia) 2024-01-27 kryštof huk
- Okrouhlice (Czechia) 2024-01-27 kryštof huk
- Okrug (Municipality, Split-Dalmatia County, Croatia) 2021-11-05 ivan sache
- Oksnes, Nordland (Norway) 2026-01-30 shreyas tallamraju
- Oktibbeha County, Mississippi (U.S.) 2021-11-05 rick wyatt
- Oktibbeha County, Mississippi (U.S.) 2025-01-03 rick wyatt
- Oktyabrskiy County, Amur Oblast, Russia 2025-10-17 rob raeside
- Oktyabrsky (Bashkortostan, Russia) 2020-03-07 rob raeside
- Oktyabrsky District, Kalmykia, Russia 2021-12-31 valentin poposki
- Okučani (Municipality, Brod-Posavina County, Croatia) 2021-11-05 ivan sache
- Okuizumo Town (Shimane Prefecture, Japan) 2023-06-07 zachary harden
- Okuma Town (Fukushima prefecture, Japan) 2023-06-07 zachary harden
- Okura Village [Yamagata prefecture Japan] 2023-06-07 zachary harden
- Okutama Town [Tōkyō, Japan] 2023-06-07 zachary harden
- Okuwa Village (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Olías del Rey (Municipality, Castilla-La Mancha, Spain) 2020-04-11 ivan sache
- Olímpia, São Paulo State (Brazil) 2018-08-16 ian macdonald
- Olší (Czechia) 2024-01-27 kryštof huk
- Olšany (Czechia) 2024-01-27 kryštof huk
- Olšany (Czechia) 2024-01-27 kryštof huk
- Olšany u Prostějova (Czechia) 2024-01-27 kryštof huk
- Olšovec (Czechia) 2024-01-27 kryštof huk
- Olaia e Paço United Commune (Portugal) 2020-12-26 klaus-michael schneider
- Olalhas Commune (Portugal) 2020-04-25 klaus-michael schneider
- Olanchito (Yoro, Honduras) 2021-08-27 rob raeside
- Olancho Department (Honduras) 2023-01-13 rob raeside
- Oland (Sweden) 2021-08-27 christopher oehler
- Oland, unofficial flags and flag proposals (Sweden) 2021-08-27 christopher oehler
- Olari, Romania 2022-03-18 rob raeside
- Olaszfalu (Veszprem, Hungary) 2023-06-07 zachary harden
- Olathe, Kansas (U.S.) 2022-08-04 rick wyatt
- Olathe, Kansas (U.S.) 2024-01-12 rick wyatt
- Olavarría District (Buenos Aires Province, Argentina) 2021-07-23 francisco gregoric
- Olaya (Antioquia, Colombia) 2021-08-27 klaus-michael schneider
- Olaya Herrera (Narino, Colombia) 2021-08-27 klaus-michael schneider
- Olbernhau City (Germany) 2022-09-09 klaus-michael schneider
- Olbersdorf Municipality (Germany) 2022-09-16 klaus-michael schneider
- Olbia-Tempio Province (Sardinia, Italy) 2021-08-27 rob raeside
- Olbia (Sardinia, Italy) 2021-08-27 rob raeside
- Olbramice (Czechia) 2024-01-27 kryštof huk
- Olbramov (Czechia) 2024-01-27 kryštof huk
- Olbramovice (Czechia) 2024-01-27 kryštof huk
- Olbramovice, Czech Republic 2024-01-27 kryštof huk
- Olching Municipality (Germany) 2020-09-25 klaus-michael schneider
- Old City of L-Imdina (Malta) 2021-11-05 rob raeside
- Old Colony Yacht Club (U.S.) 2018-02-24 rick wyatt
- Old Colony Yacht Club (U.S.) 2024-01-28 rick wyatt
- Old Dominion Boat Club (U.S.) 2021-11-05 rick wyatt
- Old Dominion University (U.S.) 2021-07-16 rick wyatt
- Old Dominion University (U.S.) 2023-12-29 rick wyatt
- Old Forge, Pennsylvania (U.S.) 2025-04-18 rick wyatt
- Old Glory (U.S.) 2021-11-05 rick wyatt
- Old Glory (U.S.) 2026-05-01 rick wyatt
- Old Lyme, Connecticut (U.S.) 2018-02-24 rick wyatt
- Old Lyme, Connecticut (U.S.) 2024-01-28 rick wyatt
- Old Massett Village Council - BC (Canada) 2020-03-28 rick wyatt
- Old Orchard Beach, Maine (U.S.) 2021-11-05 rick wyatt
- Old Perlican, Newfoundland and Labrador (Canada) 2019-03-02 rob raeside
- Old Saybrook, Connecticut (U.S.) 2018-02-24 rick wyatt
- Old Saybrook, Connecticut (U.S.) 2024-07-26 rick wyatt
- Old Town, Maine (U.S.) 2021-06-18 rick wyatt
- Old Worcesters Yacht Club (United Kingdom) 2019-05-18 rob raeside
- Oldřišov (Czechia) 2024-01-27 kryštof huk
- Oldřichov v Hájích (Czechia) 2024-01-27 kryštof huk
- Oldřichovice (Czechia) 2024-01-27 kryštof huk
- Oldambt (The Netherlands) 2021-11-05 rob raeside
- Oldeberkoop village (The Netherlands) 2021-11-05 rob raeside
- Oldebroek (The Netherlands) 2021-11-05 rob raeside
- Oldekerk (The Netherlands) 2021-11-05 rob raeside
- Oldemarkt (Netherlands) 2021-11-05 rob raeside
- Oldenburg-Land Subcounty (Germany) 2022-07-29 klaus-michael schneider
- Oldenburg County (Germany) 2020-01-04 klaus-michael schneider
- Oldenburg County Cities and Municipalities (Germany) 2021-09-03 klaus-michael schneider
- Oldenburg, Indiana (U.S.) 2024-08-09 rick wyatt
- Oldenburger RV (German rowing club) 2019-07-30 german editorial team
- Oldendorf-Himmelpforten Comprehensive Municipality (Germany) 2020-08-01 klaus-michael schneider
- Oldenzaal (Netherlands) 2021-11-05 rob raeside
- Older Mozambican flags 2021-11-05 bruce berry
- Older Weather Signal Flags (U.S.) 2020-12-27 rick wyatt
- Olderskog IL, Norway 2025-11-28 shreyas tallamraju
- Oldham County, Kentucky (U.S.) 2019-12-21 rick wyatt
- Oldham County, Kentucky (U.S.) 2024-01-19 rick wyatt
- Oldham County, Texas (U.S.) 2019-04-27 rick wyatt
- Oldham Metropolitan Borough (England) 2020-08-14 rob raeside
- Oldrões Commune (Portugal) 2022-01-29 klaus-michael schneider
- Olds College of Agriculture and Technology, Alberta, Canada 2023-02-17 rob raeside
- Olds, Alberta (Canada) 2023-02-17 rob raeside
- Oldsmar, Florida (U.S.) 2021-10-15 rick wyatt
- Ole Bull's flag (Norway) 2021-08-27 christopher oehler
- Oleśnica county (Poland) 2021-11-05 rob raeside
- Oleśnica rural district (Poland) 2021-11-05 rob raeside
- Oleśnica town (Poland) 2021-11-05 rob raeside
- Olešná (Slovakia) 2021-11-05 rob raeside
- Olešník (Czechia) 2024-01-27 kryštof huk
- Olešnice (Czechia) 2024-01-27 kryštof huk
- Olešnice v Orlických horách (Czechia) 2024-01-27 kryštof huk
- Olešnice, Czech Republic 2024-01-27 kryštof huk
- Olean, New York (U.S.) 2021-12-24 rick wyatt
- Olean, New York (U.S.) 2023-09-15 rick wyatt
- Olecko commune (Poland) 2021-11-05 rob raeside
- Olecko county (Poland) 2021-11-05 rob raeside
- Oledo Commune (Portugal) 2024-01-27 klaus-michael schneider
- Oleiros Commune (Portugal) 2020-07-29 klaus-michael schneider
- Oleiros Commune (Portugal) 2025-02-06 klaus-michael schneider
- Oleiros Communes (Portugal) 2024-01-27 klaus-michael schneider
- Oleiros e Amieira United Commune (Portugal) 2024-01-27 klaus-michael schneider
- Oleiros Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Oleksovice, Czech Republic 2024-01-27 kryštof huk
- Olemps (Municipality, Aveyron, France) 2025-10-10 olivier touzeau
- Olesno city (Poland) 2021-11-05 rob raeside
- Olesno county (Poland) 2021-11-05 rob raeside
- Olevs'k (Zhytomir, Ukraine) 2020-07-31 rob raeside
- Olevs'k (Zhytomir, Ukraine) 2023-01-28 martin karner
- Olevs'k District (Zhytomir, Ukraine) 2020-07-31 rob raeside
- Olevs'k District (Zhytomir, Ukraine) 2023-01-28 martin karner
- Olexandria (Kirovograd, Ukraine) 2020-07-31 rob raeside
- Olexandria (Kirovograd, Ukraine) 2023-01-28 martin karner
- Olexandria (Rivne, Ukraine) 2020-07-31 rob raeside
- Olexandria (Rivne, Ukraine) 2023-01-28 martin karner
- Olexandria District (Kirovohrad, Ukraine) 2021-11-05 rob raeside
- Olexandria District (Kirovohrad, Ukraine) 2023-01-28 martin karner
- Olexandrivka (Kirovograd, Ukraine) 2020-07-31 rob raeside
- Olexandrivka (Kirovograd, Ukraine) 2023-01-28 martin karner
- Olexandrivka District (Kirovograd , Ukraine) 2020-07-31 rob raeside
- Olexandrivka District (Kirovograd , Ukraine) 2023-01-28 martin karner
- Oleyres commune (page moved) 2024-02-16 martin karner
- Olhão Commune (Portugal) 2021-11-05 klaus-michael schneider
- Olhão Communes (Portugal) 2021-11-03 klaus-michael schneider
- Olhão Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Olhalvo Commune (Portugal) 2020-04-25 klaus-michael schneider
- Olho d'Água das Flores, Alagoas (Brazil) 2019-07-30 ian macdonald
- Olho d'Água do Borges, Rio Grande do Norte State (Brazil) 2024-01-27 ian macdonald
- Olho d'Água, Paraíba (Brazil) 2024-01-27 ian macdonald
- Olho Marinho Commune (Portugal) 2026-02-20 klaus-michael schneider
- Olimpia club (Uruguay) 2021-12-24 rob raeside
- Olinda, Pernambuco (Brazil) 2021-11-05 ian macdonald
- Olintepeque (Quetzaltenango, Guatemala) 2021-08-27 rob raeside
- Oliva de Mérida (Municipality, Extremadura, Spain) 2020-11-13 ivan sache
- Oliva de Plasencia (Municipality, Extremadura, Spain) 2020-11-13 ivan sache
- Olivais Commune (Portugal) 2024-07-20 klaus-michael schneider
- Olivares (Municipality, Andalusia, Spain) 2020-07-29 ivan sache
- Olivares de Júcar (Municipality, Castilla-La Mancha, Spain) 2019-10-25 ivan sache
- Olive-Harvey College (U.S.) 2022-08-04 rick wyatt
- Olive Branch, Mississippi (U.S.) 2019-12-27 rick wyatt
- Olive Township, Indiana (U.S.) 2024-12-20 rick wyatt
- Olive Tree - Party of Slovene Istria (Political party, Slovenia) 2022-01-29 ivan sache
- Olive, New York (U.S.) 2020-07-03 rick wyatt
- Oliveira Commune (Portugal) 2020-12-26 klaus-michael schneider
- Oliveira Commune (Portugal) 2020-12-28 klaus-michael schneider
- Oliveira Commune (Portugal) 2022-01-29 klaus-michael schneider
- Oliveira de Azeméis Communes (Portugal) 2024-01-27 klaus-michael schneider
- Oliveira de Azeméis Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Oliveira de Azeméis, Santiago de Riba-Ul, Ul, Macinhata da Seixa e Madail United Commune (Portu 2024-11-08 klaus-michael schneider
- Oliveira de Frades Communes (Portugal) 2024-01-27 klaus-michael schneider
- Oliveira de Frades Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Oliveira de Frades, Souto de Lafões e Sejães United Commune (Portugal) 2024-11-15 klaus-michael schneider
- Oliveira do Bairro Commune (Portugal) 2020-12-27 klaus-michael schneider
- Oliveira do Bairro Communes (Portugal) 2023-12-30 klaus-michael schneider
- Oliveira do Bairro Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Oliveira do Conde Commune (Portugal) 2020-04-25 klaus-michael schneider
- Oliveira do Douro Commune (Portugal) 2020-04-25 klaus-michael schneider
- Oliveira do Douro Commune (Portugal) 2025-02-01 klaus-michael schneider
- Oliveira do Hospital Communes (Portugal) 2024-01-27 klaus-michael schneider
- Oliveira do Hospital e São Paio de Gramaços United Commune (Portugal) 2024-01-27 klaus-michael schneider
- Oliveira do Hospital Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Oliveira do Mondego e Travanca do Mondego United Commune (Portugal) 2021-06-28 klaus-michael schneider
- Oliveira, Minas Gerais (Brazil) 2022-01-29 ian macdonald
- Oliveira, São Paio e São Sebastião United Commune (Portugal) 2021-06-28 klaus-michael schneider
- Oliveirinha Commune (Portugal) 2020-04-25 klaus-michael schneider
- Olivença irredentists (Portugal) 2021-11-05 klaus-michael schneider
- Olivenza (Municipality, Extremadura, Spain) 2020-11-13 ivan sache
- Oliver Township, Michigan (U.S.) 2026-05-15 rick wyatt
- Oliver, British Columbia (Canada) 2024-01-27 rob raeside
- Olivet (Municipality, Loiret, France) 2021-04-23 ivan sache
- Olivet College (U.S.) 2022-10-07 rick wyatt
- Olivet Nazarene University (U.S.) 2022-08-04 rick wyatt
- Olivet Nazarene University (U.S.) 2024-09-27 rick wyatt
- Olivet, Michigan (U.S.) 2019-12-21 rick wyatt
- Olivette, Missouri (U.S.) 2021-11-05 rick wyatt
- Olivier Touzeau 2024-11-08 pete loeser
- Olivone commune (page moved) 2023-09-01 martin karner
- Oliynykova Sloboda (Kyiv, Ukraine) 2020-07-31 rob raeside
- Oliynykova Sloboda (Kyiv, Ukraine) 2023-01-28 martin karner
- Olkusz county (Poland) 2021-11-05 rob raeside
- Olkusz district (Poland) 2021-11-05 rob raeside
- Ollagüe commune (Chile) 2024-09-20 randy young
- Ollon commune (Vaud canton, Switzerland) 2026-02-13 martin karner
- Olmeda de Cobeta (Municipality, Castilla-La Mancha, Spain) 2020-04-11 ivan sache
- Olmeda de las Fuentes (Municipality, Community of Madrid, Spain) 2020-12-28 ivan sache
- Olmedilla de Alarcón (Municipality, Castilla-La Mancha, Spain) 2019-10-25 ivan sache
- Olmedo Canton (Loja, Ecuador) 2021-08-27 klaus-michael schneider
- Olmedo Canton (Manabi, Ecuador) 2021-08-27 klaus-michael schneider
- Olmos Commune (Portugal) 2020-12-28 klaus-michael schneider
- Olmsted County, Minnesota (U.S.) 2019-12-27 rick wyatt
- Olmsted County, Minnesota (U.S.) 2019-12-27 rick wyatt
- Olmsted Falls, Ohio (U.S.) 2019-12-27 rick wyatt
- Olmsted Falls, Ohio (U.S.) 2026-01-16 rick wyatt
- Olmsted Township, Ohio (U.S.) 2021-11-05 rick wyatt
- Olney Central College (U.S.) 2023-12-31 rick wyatt
- Olney, Illinois (U.S.) 2019-08-17 rick wyatt
- Olney, Illinois (U.S.) 2024-02-16 rick wyatt
- Olo e Canadelo United Commune (Portugal) 2024-01-27 klaus-michael schneider
- Olocuilta (La Paz, El Salvador) 2020-05-22 rob raeside
- Olofstrom (Blekinge, Sweden) 2021-08-27 christopher oehler
- Olombrada (Municipality, Castilla y León, Spain) 2020-11-13 ivan sache
- Olomouc city, Czech Republic 2024-01-27 kryštof huk
- Olomouc okres, Czech Republic 2024-01-27 peter hans van den muijzenberg
- Olomouc region, Czech Republic 2024-01-27 kryštof huk
- Olomoucký symbols, Czech Republic 2024-01-27 kryštof huk
- Olomučany (Czechia) 2024-01-27 kryštof huk
- Olonetsky District (Karelia, Russia) 2021-12-31 valentin poposki
- Olopa (Chiquimula, Guatemala) 2021-08-27 rob raeside
- Oloron-Sainte-Marie (Municipality, Pyrénées-Atlantiques, France) 2024-10-18 olivier touzeau
- Olpe Cities and Municipalities (Germany) 2019-07-30 klaus-michael schneider
- Olpe County (Germany) 2020-05-29 klaus-michael schneider
- Olsberg commune (Aargau canton, Switzerland) 2024-09-06 martin karner
- Olsburg, Kansas (U.S.) 2021-11-05 rick wyatt
- Olá (Coclé, Panama) 2021-08-27 rob raeside
- Olst-Wijhe (Netherlands) 2021-11-05 rob raeside
- Olszanka commune (Poland) 2021-11-05 rob raeside
- Olszanka commune (Poland) 2021-11-05 rob raeside
- Olsztyn city (Poland) 2021-11-05 rob raeside
- Olsztyn county (Poland) 2021-11-05 rob raeside
- Olsztynek district (Poland) 2021-11-05 rob raeside
- Olszyna district (Poland) 2021-11-05 rob raeside
- Olt County (Romania) 2021-11-05 alex danes
- Oltedal FK, Norway 2025-07-25 shreyas tallamraju
- Olten commune (Solothurn canton, Switzerland) 2026-02-27 martin karner
- Olten district (Solothurn canton, Switzerland) 2023-08-25 martin karner
- Olterterp (The Netherlands) 2021-11-05 rob raeside
- Oltingen commune (Baselland canton, Switzerland) 2023-04-21 martin karner
- Oltu (District Municipality, Turkey) 2025-05-30 ian macdonald
- Olula de Castro (Municipality, Andalusia, Spain) 2020-04-25 ivan sache
- Olula del Río (Municipality, Andalusia, Spain) 2022-01-29 ivan sache
- Olur (District Municipality, Turkey) 2025-05-30 ian macdonald
- Olvera (Municipality, Andalusia, Spain) 2020-07-29 ivan sache
- Olympia Fields, Illinois (U.S.) 2026-01-09 rick wyatt
- Olympia Yacht Club (U.S.) 2022-10-21 rick wyatt
- Olympia, Washington (U.S.) 2021-05-22 rick wyatt
- Olympic and Paralympic Committees of Azerbaijan 2018-08-11 ivan sache
- Olympic and Paralympic Committees of Serbia 2023-04-21 rob raeside
- Olympic and Paralympic Committees of Slovenia 2018-10-27 ivan sache
- Olympic and Sporting flags (Taiwan) 2021-08-27 ian macdonald
- Olympic College (U.S.) 2018-02-17 rick wyatt
- Olympic College (U.S.) 2024-01-28 rick wyatt
- Olympic Committee (Belarus) 2023-06-07 zachary harden
- Olympic Committee (Israel) 2023-10-06 martin karner
- Olympic Committee (Japan) 2023-06-07 zachary harden
- Olympic Committee of Serbia and Montenegro 2023-06-07 zachary harden
- Olympic Council of Asia 2023-06-07 zachary harden
- Olympic Flags (Germany) 2023-06-07 zachary harden
- Olympic Flags (U.S.) 2019-08-10 rick wyatt
- Olympic Flags, Moldova 2021-05-07 rob raeside
- Olympic Games flags: United Kingdom 2021-05-22 rob raeside
- Olympic Protest Flags 2024-03-15 zachary harden
- Olympic Truce Flag 2023-06-07 zachary harden
- Olympics - Flag Stories about the Olympic Games 2023-06-07 zachary harden
- Olympics - Flags questions 2023-06-07 zachary harden
- Olympics - General index 2024-11-29 zachary harden
- Olympics - Non-national Flags for Olympic Athletes 2023-06-07 zachary harden
- Olympics - Proposals of Olympic flags 2023-06-07 zachary harden
- Olympics - The 19th Olympic Winter Games: Salt Lake 2002 2023-06-07 zachary harden
- Omšenie (Slovakia) 2021-11-05 rob raeside
- Oma Town (Aomori Prefecture, Japan) 2023-06-07 zachary harden
- Omachi City (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Omachi Town (Saga Prefecture, Japan) 2023-06-07 zachary harden
- Omaezaki City [Shizuoka prefecture Japan] 2023-06-07 zachary harden
- Omagh District Council, Northern Ireland 2020-04-25 rob raeside
- Omaha Tribe of Nebraska (U.S.) 2020-04-04 rick wyatt
- Omaha, Nebraska (U.S.) 2022-10-07 rick wyatt
- Omaha, Nebraska (U.S.) 2025-02-21 rick wyatt
- Omak, Washington (U.S.) 2021-06-04 rick wyatt
- Oman 2024-09-13 ian macdonald
- Oman Football Association 2021-08-27 ian macdonald
- Oman Olympic Committee 2021-08-27 ian macdonald
- Omastiná (Slovakia) 2021-11-05 rob raeside
- Ombrée-d'Anjou (Municipality, Maine-et-Loire, France) 2021-07-23 ivan sache
- Ombudsman (Dominican Republic) 2020-07-26 randy young
- Ome City (Oume) (Tokyo, Japan) 2023-06-07 zachary harden
- Omega Psi Phi Fraternity (U.S.) 2019-08-10 rick wyatt
- Omena, Michigan (U.S.) 2025-03-07 rick wyatt
- Omer (Israel) 2023-01-28 martin karner
- Omerta (television series) 2023-12-30 peter hans van den muijzenberg
- Omi Village (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Omiš, Croatia 2023-04-28 ivan sache
- Omišalj (Municipality, Primorje-Gorski Kotar County, Croatia) 2021-11-05 ivan sache
- Omice (Czechia) 2024-01-27 kryštof huk
- Omihachiman City [Shiga prefecture Japan] 2023-06-07 zachary harden
- Omitama City [Ibaraki prefecture Japan] 2023-06-07 zachary harden
- Ommelanden (The Netherlands) 2020-07-31 rob raeside
- Ommen (Netherlands) 2021-11-05 rob raeside
- Omoa (Cortes, Honduras) 2021-08-27 rob raeside
- Omro, Wisconsin (U.S.) 2020-05-22 rick wyatt
- Omsk city (Omsk region, Russia) 2020-02-29 rob raeside
- Omsk Region (Russia) 2020-02-29 rob raeside
- Omsk Region in the Soviet Union, 1920-1992 2021-08-27 rob raeside
- Omura City (Nagasaki Prefecture, Japan) 2023-06-07 zachary harden
- Omuta City (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Onagawa Town [Miyagi Prefecture] (Japan) 2023-06-07 zachary harden
- Onalaska, Wisconsin (U.S.) 2020-05-22 rick wyatt
- Onassis (Shipping company, Greece) 2021-11-05 ivan sache
- Onawa, Iowa (U.S.) 2021-11-05 rick wyatt
- Once upon a time in Mexico (movie) 2023-12-30 peter hans van den muijzenberg
- Onchan District, Isle of Man 2021-01-08 rob raeside
- Onda Verde, São Paulo State (Brazil) 2018-08-16 ian macdonald
- Ondo (Nigeria) 2022-10-28 bruce berry
- Ondokuzmayıs (District Municipality, Turkey) 2020-12-26 ivan sache
- Ondratice, Czech Republic 2024-01-27 kryštof huk
- Ondskan (movie) 2023-12-30 antónio martins
- One Arrow First Nation, Saskatchewan (Canada) 2020-05-02 rick wyatt
- One Hundred Mile House, British Columbia (Canada) 2021-06-28 rob raeside
- One Loudoun, Virginia (U.S.) 2024-12-24 rick wyatt
- One Piece (Television Series) 2023-12-30 peter hans van den muijzenberg
- One Piece (tv) 2023-12-30 peter hans van den muijzenberg
- One World, One Family 2021-11-05 randy young
- Oneida - New York (U.S.) 2023-12-30 rick wyatt
- Oneida County, New York (U.S.) 2022-08-18 rick wyatt
- Oneida County, New York (U.S.) 2022-11-18 rick wyatt
- Oneida County, Wisconsin (U.S.) 2021-11-05 rick wyatt
- Oneida County, Wisconsin (U.S.) 2024-02-16 rick wyatt
- Oneida Nation of the Thames, Ontario (Canada) 2020-05-22 rick wyatt
- Oneida of Wisconsin (U.S.) 2020-06-05 rick wyatt
- Oneida, New York (U.S.) 2022-09-16 rick wyatt
- Oneida, New York (U.S.) 2023-04-07 rick wyatt
- Oneida, Wisconsin (U.S.) 2018-02-17 rick wyatt
- Oneida, Wisconsin (U.S.) 2024-01-28 rick wyatt
- Oneonta (town), New York (U.S.) 2020-07-03 rick wyatt
- Oneonta, Alabama (U.S.) 2021-06-11 rick wyatt
- Oneonta, New York (U.S.) 2022-09-16 rick wyatt
- Oneonta, New York (U.S.) 2023-04-07 rick wyatt
- Onex commune (Genève canton, Switzerland) 2025-12-05 martin karner
- Onga (Borsod-Abauj-Zemplen County, Hungary) 2023-06-07 zachary harden
- Onga Town (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Ongjin County, Incheon (South Korea) 2021-08-27 christopher oehler
- Ongudayskiy Rayon, Altai (Russia) 2025-10-17 rob raeside
- Ongwediva (Namibia) 2022-10-28 bruce berry
- Oni (Municipality, Georgia) 2018-12-29 ivan sache
- Onigaming Yacht Club (U.S.) 2022-09-23 rick wyatt
- Onikişubat (District Municipality, Turkey) 2024-01-27 ivan sache
- Onion Lake Cree Nation, Saskatchewan (Canada) 2020-12-25 rick wyatt
- Onjyuku Town [Chiba prefecture Japan] 2023-06-07 zachary harden
- Onna Village [Okinawa prefecture Japan] 2023-06-07 zachary harden
- Onnens commune (Vaud canton, Switzerland) 2023-12-29 martin karner
- Ono City (Hyōgo prefecture - Japan) 2023-06-07 zachary harden
- Ono City [Fukui prefecture Japan] 2023-06-07 zachary harden
- Ono Town (Fukushima prefecture, Japan) 2023-06-07 zachary harden
- Ono Town [Gifu prefecture Japan] 2023-06-07 zachary harden
- Onojyo City (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Onomichi City (Hiroshima prefecture, Japan) 2023-06-07 zachary harden
- Onomichi City University (Public) 2024-02-09 zachary harden
- Onondaga County, New York (U.S.) 2020-07-03 rick wyatt
- Onondaga County, New York (U.S.) 2023-06-29 rick wyatt
- Onondaga Nation, Ontario, New York (Canada, USA) 2022-11-11 rick wyatt
- Onondaga, New York (U.S.) 2020-07-03 rick wyatt
- Onotoa (Kiribati) 2023-12-08 ian macdonald
- Onoway, Alberta (Canada) 2022-01-29 rob raeside
- Onsøy (Fredrikstad), Østfold (Norway) 2021-08-27 christopher oehler
- Onsernone commune (Ticino canton, Switzerland) 2026-04-03 martin karner
- Onslow County, North Carolina (U.S.) 2021-08-20 rick wyatt
- Onslow County, North Carolina (U.S.) 2024-10-18 rick wyatt
- Ontígola (Municipality, Castilla-La Mancha, Spain) 2020-04-11 ivan sache
- Ontario (Canada) 2025-05-23 rob raeside
- Ontario Coalition of Indigenous Peoples (Canada) 2021-12-24 rick wyatt
- Ontario County, New York (U.S.) 2020-07-03 rick wyatt
- Ontario County, New York (U.S.) 2024-12-20 rick wyatt
- Ontario Public Service Employees Union, Canada 2022-08-11 rob raeside
- Ontario, California (U.S) 2022-06-17 rick wyatt
- Ontario, California (U.S.) 2024-05-17 rick wyatt
- Ontario, New York (U.S.) 2020-07-03 rick wyatt
- Ontario, Ohio (U.S.) 2021-11-05 rick wyatt
- Ontario, Oregon (U.S.) 2019-12-27 rick wyatt
- Ontonagon County, Michigan (U.S.) 2020-12-26 rick wyatt
- Ontonagon County, Michigan (U.S.) 2026-05-15 rick wyatt
- Ontonagon Township, Michigan (U.S.) 2026-05-15 rick wyatt
- Ontwa Township, Michigan (U.S.) 2026-05-15 rick wyatt
- Onufriivka (Kirovograd, Ukraine) 2020-07-31 rob raeside
- Onufriivka (Kirovograd, Ukraine) 2023-01-28 martin karner
- Onufriivka District (Kirovograd, Ukraine) 2020-07-31 rob raeside
- Onufriivka District (Kirovograd, Ukraine) 2023-01-28 martin karner
- Onzaga (Santander, Colombia) 2021-08-27 klaus-michael schneider
- Onzonilla (Municipality, Castilla y León, Spain) 2021-11-05 ivan sache
- Oolitic, Indiana (U.S.) 2022-09-16 rick wyatt
- Oosse Maritiem (The Netherlands) 2021-11-05 rob raeside
- Oost Atlantic Lijn NV (The Netherlands) 2022-01-07 rob raeside
- Oost Gelre (The Netherlands) 2021-11-05 rob raeside
- Oostburg (The Netherlands) 2021-11-05 rob raeside
- Oostdijk (The Netherlands) 2020-07-31 rob raeside
- Oostdongeradeel (The Netherlands) 2021-11-05 rob raeside
- Oosterbierum (The Netherlands) 2021-11-05 rob raeside
- Oosterdorp (The Netherlands) 2025-11-28 rob raeside
- Oosterhout (The Netherlands) 2021-11-05 rob raeside
- Oosterhuizen, Apeldoorn, The Netherlands 2022-05-27 rob raeside
- Oosternijkerk (The Netherlands) 2021-11-05 rob raeside
- Oostflakkee (The Netherlands) 2021-11-05 rob raeside
- Oostmahorn (The Netherlands) 2021-11-05 rob raeside
- Oostrum (The Netherlands) 2021-11-05 rob raeside
- Ooststellingwerf municipality (The Netherlands) 2021-11-05 rob raeside
- Oostzaan (The Netherlands) 2021-11-05 rob raeside
- Ootmarsum [Overijssel, Municipality] (Netherlands) 2021-11-05 rob raeside
- Oozu Domain (Japan) 2023-06-07 zachary harden
- Opa-locka, Florida (U.S.) 2019-08-03 rick wyatt
- Opalenica commune (Poland) 2021-11-05 rob raeside
- Opaskwayak First Nation (Canada) 2022-08-11 rick wyatt
- Opatów commune (Poland) 2021-11-05 rob raeside
- Opatów county (Poland) 2021-11-05 rob raeside
- Opatija (Town, Primorje-Gorski Kotar County, Croatia) 2023-03-24 rob raeside
- Opatoro (La Paz, Honduras) 2021-08-27 rob raeside
- Opatovce nad Nitrou (Slovakia) 2021-11-05 rob raeside
- Opatovec, Czech Republic 2024-01-27 kryštof huk
- Opatovice (Czechia) 2024-01-27 kryštof huk
- Opatovice nad Labem, Czech Republic 2024-01-27 kryštof huk
- Opatovská Nová Ves, Slovakia 2021-11-05 rob raeside
- Opatowiec rural district (Poland) 2021-11-05 rob raeside
- Opava-Komárov (Czechia) 2024-01-27 kryštof huk
- Opava-Malé Hostice (Czechia) 2024-01-27 kryštof huk
- Opava-Milostovice (Czechia) 2024-01-27 kryštof huk
- Opava-Podvihov (Czechia) 2024-01-27 kryštof huk
- Opava-Vávrovice (Czechia) 2024-01-27 kryštof huk
- Opava city (Czechia) 2024-01-27 kryštof huk
- Opava okres, Czech Republic 2024-01-27 kryštof huk
- OPDR (German Shipping Company) 2026-01-30 klaus-michael schneider
- OPEC 2023-06-07 zachary harden
- OPEC Fund for International Development 2023-06-07 zachary harden
- Opelika, Alabama (U.S.) 2019-07-20 rick wyatt
- Opelousas, Louisiana (U.S.) 2019-12-21 rick wyatt
- Open Arms Program (South Viet Nam) — Historical 2022-04-22 randy young
- Opera (Lombardy, Italy) 2021-08-27 rob raeside
- Operation Enduring Freedom (Afghanistan) 2024-02-16 ian macdonald
- Operation Flag Drop Trump flags (U.S.) 2021-06-25 rick wyatt
- Opfenbach Municipality (Germany) 2021-12-17 klaus-michael schneider
- Opfertshofen commune (page moved) 2024-07-26 martin karner
- Opfikon commune (Zürich canton, Switzerland) 2024-02-23 martin karner
- Opiná (Slovakia) 2021-11-05 rob raeside
- Opium War flag (China) 2022-05-20 ian macdonald
- Oplocany (Czechia) 2024-01-27 kryštof huk
- Oplotnica (Municipality, Slovenia) 2022-01-29 ivan sache
- Opmeer (The Netherlands) 2021-11-05 rob raeside
- Opočno (Czechia) 2024-01-27 kryštof huk
- Opočno u Loun (Czechia) 2024-01-27 kryštof huk
- Opoczno county (Poland) 2021-11-05 rob raeside
- Opoczno district (Poland) 2021-11-05 rob raeside
- Opodepe, Sonora (Mexico) 2025-06-28 daniel rentería
- Opolany, Czech Republic 2024-01-27 kryštof huk
- Opole city (Poland) 2021-11-05 rob raeside
- Opole County (Poland) 2021-11-05 rob raeside
- Opole Lubelskie county (Poland) 2021-11-05 rob raeside
- Opole voivodship - subdivisions (Poland) 2021-11-05 rob raeside
- Opole voivodship (Poland) 2021-11-05 rob raeside
- Oponice (Slovakia) 2021-11-05 rob raeside
- Oporapa (Huila, Colombia) 2021-08-27 klaus-michael schneider
- Opovo (Municipality, Serbia) 2019-12-14 ivan sache
- Opp, Alabama (U.S.) 2024-09-20 rick wyatt
- Oppach Municipality [Sorbian: Wopaka] (Germany) 2022-09-16 klaus-michael schneider
- Oppdal, South Trøndelag (Norway) 2021-08-27 christopher oehler
- Oppegård IL, Norway 2025-07-25 shreyas tallamraju
- Oppegård, Akershus (Norway) 2025-03-28 shreyas tallamraju
- Oppenau City (Germany) 2020-09-04 klaus-michael schneider
- Oppens commune (Vaud canton, Switzerland) 2023-12-15 martin karner
- Oppenweiler Municipality (Germany) 2023-12-30 klaus-michael schneider
- Opperdoes (The Netherlands) 2021-11-05 rob raeside
- Oppershausen Municipality (Germany) 2021-03-26 klaus-michael schneider
- Oppido Mamertina (Calabria, Italy) 2021-08-27 rob raeside
- Oppland (Norway) 2020-02-22 rob raeside
- Oppligen commune (Bern canton, Switzerland) 2023-05-19 martin karner
- Opponents to the Notre-Dame-des-Landes airport (France) 2021-11-05 ivan sache
- Opponents to the Notre-Dame-des-Landes airport (France) 2022-03-18 ivan sache
- Opportunity Municipal District, Alberta (Canada) 2024-01-27 rob raeside
- Oppressed Nations Organization (Iran) 2020-04-25 ian macdonald
- Oppsal IF, Norway 2025-07-25 shreyas tallamraju
- Oppurg Administrative Community (Germany) 2022-11-04 klaus-michael schneider
- Oprisavci (Municipality, Brod-Posavina County, Croatia) 2022-01-29 ivan sache
- Oprostovice (Czechia) 2024-01-27 kryštof huk
- Oprtalj, Croatia 2024-06-28 rob raeside
- Opsterland (The Netherlands) 2021-11-05 rob raeside
- Opuzen (Town, Dubrovnik-Neretva County, Croatia) 2021-11-05 ivan sache
- Oquillas (Municipality, Castilla y León, Spain) 2019-01-26 ivan sache
- Oquitoa, Sonora (Mexico) 2024-12-20 daniel rentería
- Or Aqiva (Israel) 2026-03-27 martin karner
- Or Yehuda (Israel) 2023-01-28 martin karner
- Orée-d'Anjou (Municipality, Maine-et-Loire, France) 2021-07-23 ivan sache
- Ora Town (Gunma Prefecture, Japan) 2023-06-07 zachary harden
- Orada Commune (Portugal) 2021-11-05 klaus-michael schneider
- Oradea (Romania, Bihor) 2021-11-05 alex danes
- Oradell, New Jersey (U.S.) 2022-07-22 rick wyatt
- Orahovac (Municipality, Serbia) 2021-11-05 ivan sache
- Orahovica (Town, Virovitica-Podravina County, Croatia) 2023-03-24 rob raeside
- Oral Roberts University (U.S.) 2024-02-16 rick wyatt
- Orange Beach, Alabama (U.S.) 2022-06-03 rick wyatt
- Orange City, Florida (U.S.) 2022-02-18 rick wyatt
- Orange City, Iowa (U.S.) 2023-12-31 rick wyatt
- Orange Coast College (U.S.) 2022-06-17 rick wyatt
- Orange County Community College (U.S.) 2023-12-30 rick wyatt
- Orange County, California (U.S.) 2021-06-04 rick wyatt
- Orange County, California (U.S.) 2024-12-20 rick wyatt
- Orange County, Florida (U.S.) 2022-01-21 rick wyatt
- Orange County, Florida (U.S.) 2025-03-07 rick wyatt
- Orange County, Indiana (U.S.) 2021-11-05 rick wyatt
- Orange County, New York (U.S.) 2020-07-03 rick wyatt
- Orange County, New York (U.S.) 2025-02-21 rick wyatt
- Orange County, North Carolina (U.S.) 2019-08-24 rick wyatt
- Orange County, North Carolina (U.S.) 2024-10-18 rick wyatt
- Orange County, Texas (U.S.) 2020-06-05 rick wyatt
- Orange County, Vermont (U.S.) 2020-12-11 rick wyatt
- Orange County, Virginia (U.S.) 2019-05-04 rick wyatt
- Orange County, Virginia (U.S.) 2025-03-01 rick wyatt
- Orange Free State (Province of South Africa) 2022-10-28 bruce berry
- Orange Free State (South Africa) 2022-10-28 bruce berry
- Orange Lake Ice Yacht Club (U.S.) 2022-08-18 rick wyatt
- Orange Park, Florida (U.S.) 2022-07-01 rick wyatt
- Orange River Colony (South Africa) 2022-10-28 bruce berry
- Orange Township, New Jersey (U.S.) 2024-12-20 rick wyatt
- Orange Walk (Belize) 2021-08-27 rob raeside
- Orange, California (U.S.) 2022-06-17 rick wyatt
- Orange, Connecticut (U.S.) 2020-12-27 rick wyatt
- Orange, Massachusetts (U.S.) 2018-02-24 rick wyatt
- Orange, Massachusetts (U.S.) 2024-01-28 rick wyatt
- Orange, Ohio (U.S.) 2025-02-21 rick wyatt
- Orange, Texas (U.S.) 2018-02-17 rick wyatt
- Orange, Texas (U.S.) 2024-01-28 rick wyatt
- Orange, Virginia (U.S.) 2024-12-24 rick wyatt
- Orange, Virginia (U.S.) 2024-12-24 rick wyatt
- Orangeburg County, South Carolina (U.S.) 2021-01-08 rick wyatt
- Orangeburg, South Carolina (U.S.) 2019-12-27 rick wyatt
- Orangetown, New York (U.S.) 2020-07-03 rick wyatt
- Orangeville, Ontario (Canada) 2021-08-06 rob raeside
- Orania (South Africa) 2022-10-28 bruce berry
- Oranienbaum-Wörlitz City (Germany) 2019-04-27 klaus-michael schneider
- Oranienburg City (Germany) 2019-04-27 klaus-michael schneider
- Oranit (Israel, Judea and Samaria/West Bank Occupied Territories) 2023-01-28 martin karner
- Oranje Lijn (The Netherlands) 2021-11-05 rob raeside
- Oranje Verzekeringen (The Netherlands) 2021-11-05 rob raeside
- Oranjemund (Namibia) 2022-10-28 bruce berry
- Oratino (Molise, Italy) 2021-08-27 rob raeside
- Oratorio (Santa Rosa, Guatemala) 2021-08-27 rob raeside
- Oratorio de Concepcion (Cuscatlan, El Salvador) 2021-08-27 rob raeside
- Orava (Polvamaa, Estonia) 2023-06-07 zachary harden
- Oravská Jasenica (Slovakia) 2021-11-05 rob raeside
- Oravská Lesná (Slovakia) 2021-11-05 rob raeside
- Oravská Polhora (Slovakia) 2021-11-05 rob raeside
- Oravská Poruba (Slovakia) 2021-11-05 rob raeside
- Oravské Veselé (Slovakia) 2021-11-05 rob raeside
- Oravský Biely Potok (Slovakia) 2021-11-05 rob raeside
- Orbassano (Piedmont, Italy) 2021-08-27 rob raeside
- Orbe commune (Vaud canton, Switzerland) 2024-09-06 martin karner
- Orbe district (obsolete page) 2024-02-16 martin karner
- Orbetello (Tuscany, Italy) 2021-08-27 rob raeside
- Orbis municipaliity (Germany) 2019-07-30 klaus-michael schneider
- Orbottyan (Pest, Hungary) 2023-06-07 zachary harden
- Orca Commune (Portugal) 2024-08-02 klaus-michael schneider
- Orcas Island Yacht Club (U.S.) 2021-11-05 rick wyatt
- Orchard Grass Hills, Kentucky (U.S.) 2019-12-21 rick wyatt
- Orchard Lake Village, Michigan (U.S.) 2019-12-21 rick wyatt
- Orchard Park, New York (U.S.) 2020-07-03 rick wyatt
- Orchard, Texas (U.S.) 2020-06-05 rick wyatt
- Orchha - Indian Princely State 2024-01-27 ian macdonald
- Orchies (Municipality, Nord, France) 2021-02-12 ivan sache
- Orchomenus (Municipality, Greece) 2025-09-05 randy young
- Orcières (Municipality, Hautes-Alpes, France) 2021-11-05 ivan sache
- Orciano Pisano (Tuscany, Italy) 2021-08-27 rob raeside
- Ord, Nebraska (U.S.) 2021-11-05 rick wyatt
- Order of Australia 2022-03-04 ian macdonald
- Order of Calatrava (Spain) 2026-02-20 olivier touzeau
- Order of Malta Volunteers (Germany) 2021-02-19 klaus-michael schneider
- Order of Mercy 2026-02-27 martin karner
- Order of Saint Lazarus of Jerusalem 2026-02-20 martin karner
- Order of Saint Maurice and Saint Lazare (Italy) 2026-02-20 martin karner
- Order of Saint Stephen (page moved) 2026-03-20 rob raeside
- Order of Saint Stephen (Tuscany, Italy) 2026-03-20 martin karner
- Order of St. John 2026-02-20 martin karner
- Order of St. John (Canada) 2026-02-20 rob raeside
- Order of St. John (SMOM) white flag /ensign 2020-06-12 rob raeside
- Order of St. Stephen 2026-03-20 martin karner
- Orders of the Temple 2026-05-22 martin karner
- Ordes (Corunna Province, Galicia, Spain) 2021-11-05 ivan sache
- Ordino Parish (Andorra) 2025-09-05 olivier touzeau
- Ordnance Force – Branch of Service Flag (Israel) 2024-01-26 martin karner
- Ordre National du Québec (Canada) 2019-08-17 rob raeside
- Ordu (Metropolitan Municipality, Turkey) 2025-01-03 ian macdonald
- Ordu Province (Turkey) 2025-08-01 ian macdonald
- Ordzhonikidze (Dnepropetrovs'k, Ukraine) 2021-05-28 rob raeside
- Ordzhonikidze (Dnepropetrovs'k, Ukraine) 2023-01-28 martin karner
- Ordzhonikidzevsky District (Khakassia, Russia) 2022-02-25 rob raeside
- Ordzovany (Slovakia) 2021-11-05 rob raeside
- Oreamuno (Cartago, Costa Rica) 2020-04-25 rob raeside
- Orebić (Municipality, Dubrovnik-Neretva County, Croatia) 2022-01-29 ivan sache
- Oregon (U.S.) 2022-04-29 rick wyatt
- Oregon (U.S.) 2025-01-17 rick wyatt
- Oregon City, Oregon (U.S.) 2019-12-27 rick wyatt
- Oregon City, Oregon (U.S.) 2026-04-24 rick wyatt
- Oregon Clean Marina (U.S.) 2021-11-05 rick wyatt
- Oregon Coast Community College (Oregon, U.S.) 2022-01-29 rick wyatt
- Oregon Coast Community College (U.S.) 2024-01-27 rick wyatt
- Oregon flag proposals(U.S.) 2021-06-28 rick wyatt
- Oregon flag proposals(U.S.) 2025-01-17 rick wyatt
- Oregon Government and Department seals (U.S.) 2021-10-15 rick wyatt
- Oregon Health & Science University (U.S.) 2022-09-16 rick wyatt
- Oregon Institute of Technology(U.S.) 2023-10-06 rick wyatt
- Oregon Protest Flag (U.S.) 2023-12-30 rick wyatt
- Oregon State Police (U.S.) 2021-06-28 rick wyatt
- Oregon State University (Oregon, U.S.) 2022-01-29 rick wyatt
- Oregon State University (U.S.) 2021-07-16 rick wyatt
- Oregon State University (U.S.) 2024-02-16 rick wyatt
- Oregon, Illinois (U.S.) 2024-09-06 rick wyatt
- Orehovica (Municipality, Međimurje County, Croatia) 2021-06-28 ivan sache
- Orel Region (Russia) 2021-07-23 valentin poposki
- Orel, Czech Republic 2024-01-27 kryštof huk
- Orellana Canton (Orellana, Ecuador) 2021-08-27 klaus-michael schneider
- Orellana de la Sierra (Municipality, Extremadura, Spain) 2020-11-13 ivan sache
- Orellana Province (Ecuador) 2021-08-27 klaus-michael schneider
- Orem, Utah (U.S.) 2021-04-23 rick wyatt
- Orem, Utah (U.S.) 2023-08-25 rick wyatt
- Orenburg City (Russia) 2020-02-29 rob raeside
- Orenburg Cossacks’ flags (Russia) 2021-07-23 valentin poposki
- Orenburg Region (Russia) 2020-02-29 rob raeside
- Oreské (Slovakia) 2021-11-05 rob raeside
- Orestes, Indiana (U.S.) 2021-07-09 rick wyatt
- Orestes, Indiana (U.S.) 2023-05-05 rick wyatt
- Orestiada (Municipality, Greece) 2025-09-05 randy young
- Orey (shipping company, Portugal) 2018-12-26 klaus-michael schneider
- Orford, Quebec (Canada) 2021-08-06 rob raeside
- Organisation for Joint Armament Cooperation 2025-11-28 olivier touzeau
- Organisation for the Prohibition of Chemical Weapons 2023-06-07 zachary harden
- Organisation internationale de la Francophonie 2023-06-07 zachary harden
- Organización Continental de Excelencia Educativa 2023-06-07 zachary harden
- Organización Continental de Excelencia Educativa 2023-06-07 zachary harden
- Organización Deportiva Centroamericana 2023-06-07 zachary harden
- Organización Deportiva Centroamericana y del Caribe 2023-06-07 zachary harden
- OrganizaciÃ³n de Regiones Unidas 2025-11-07 zachary harden
- OrganizaciÃ³n Iberoamericana de Seguridad Social 2025-06-28 zachary harden
- Organization and businesses flags, Guatemala 2021-03-12 rob raeside
- Organization for Charity Endowments and Affairs, Iran 2019-10-19 ian macdonald
- Organization for Democracy and Economic Development - GUAM 2023-06-07 zachary harden
- Organization for Economic Cooperation and Development (OECD) 2023-10-06 zachary harden
- Organization for Security and Co-operation in Europe 2025-10-17 zachary harden
- Organization of African Unity 2023-06-07 zachary harden
- Organization of Angola Women 2022-10-28 bruce berry
- Organization of Arab Petroleum Exporting Countries 2023-06-07 zachary harden
- Organization of Central American States 2025-01-17 editor unassigned
- Organization of Chiquitanian Natives (Bolivia) 2023-12-30 antónio martins
- Organization of Defensive Innovation and Research, Iran 2022-04-15 ian macdonald
- Organization of Eastern Caribbean States (OECS) 2023-06-07 zachary harden
- Organization of Ibero-American States 2023-06-07 zachary harden
- Organization of Islamic Cooperation 2024-09-20 zachary harden
- Organization of the Black Sea Economic Cooperation 2023-06-07 zachary harden
- Organization of the Islamic Shipowners Association 2023-06-07 zachary harden
- Organization of Turkic States 2024-12-20 zachary harden
- Organization of Urban Transportation of Thessaloniki (Greece) 2025-09-12 randy young
- Organization of World Heritage Cities 2023-06-07 zachary harden
- Organizations (U.S.) 2022-08-26 rick wyatt
- Organizations (U.S.) 2026-02-27 rick wyatt
- Organized Industrial Zones (Turkey) 2020-06-19 ivan sache
- Orgaz (Municipality, Castilla-La Mancha, Spain) 2020-04-11 ivan sache
- Orgens Commune (Portugal) 2024-09-20 klaus-michael schneider
- Orges commune (Vaud canton, Switzerland) 2023-12-29 martin karner
- Orhaneli (District Municipality, Turkey) 2020-12-26 ivan sache
- Orhangazi (District Municipality, Türkiye) 2025-12-19 ian macdonald
- Orhei, Moldova 2024-01-27 rob raeside
- Oria (Municipality, Andalusia, Spain) 2020-04-25 ivan sache
- Orica (Francisco Morazán, Honduras) 2021-08-27 rob raeside
- Oriental Club, London (United Kingdom) 2022-01-29 rob raeside
- Oriental Orthodox Churches 2025-01-10 martin karner
- Oriente, São Paulo State (Brazil) 2019-03-02 ian macdonald
- Origgio (Lombardy, Italy) 2021-08-27 rob raeside
- Original Miccosukee Simanolee Nation Aboriginal Peoples Council, Florida (U.S.) 2019-11-30 rick wyatt
- Origins of the current portuguese national flag 2021-11-05 klaus-michael schneider
- Origins of the New Zealand Flag (1840-1898) 2019-07-29 ian macdonald
- Origins of the New Zealand Flag (1898-1903) 2021-11-05 ian macdonald
- Origins of the Swastika Flag (Third Reich, Germany) 2021-06-28 pete loeser
- Origjin, Inchon (South Korea) 2021-08-27 christopher oehler
- Origlio commune (Ticino canton, Switzerland) 2025-03-01 martin karner
- Orikhiv (Zaporizhia, Ukraine) 2020-07-31 rob raeside
- Orikhiv (Zaporizhia, Ukraine) 2023-01-28 martin karner
- Orillia, Ontario (Canada) 2025-11-07 rob raeside
- Orinda, California (U.S) 2019-07-13 rick wyatt
- Orinda, California (U.S.) 2024-12-20 rick wyatt
- Oriolo (Calabaria, Italy) 2021-08-27 rob raeside
- Orion Charter Township, Michigan (U.S.) 2026-05-15 rick wyatt
- Orion Launch flag (U.S.) 2020-12-27 rick wyatt
- Oriovac (Municipality, Brod-Posavina County, Croatia) 2021-11-05 ivan sache
- Orissa (India) 2022-01-29 ian macdonald
- Orissaare (Saaremaa, Estonia) 2023-06-07 zachary harden
- Oristano Province (Sardinia, Italy) 2026-05-15 rob raeside
- Oriszentpeter (Vas, Hungary) 2023-06-07 zachary harden
- Orito (Putumayo, Colombia) 2021-08-27 klaus-michael schneider
- Oriximiná, Pará (Brazil) 2022-01-29 ian macdonald
- Oriz (Santa Marinha) e Oriz (São Miguel) United Commune (Portugal) 2025-11-07 klaus-michael schneider
- Orizona (Goiás) (Brazil) 2022-01-29 ian macdonald
- Orjais Commune (Portugal) 2020-07-29 klaus-michael schneider
- Orkanger IF, Norway 2025-10-31 shreyas tallamraju
- Orkdal IL, Norway 2025-10-31 shreyas tallamraju
- Orkdal, Trøndelag (Norway) 2025-03-28 shreyas tallamraju
- Orkelljunga (Sweden) 2021-08-27 christopher oehler
- Orkeny (Pest county, Hungary) 2025-01-17 zoltán horváth
- Orkla FK, Norway 2025-10-31 shreyas tallamraju
- Orkland, Trøndelag (Norway) 2025-10-31 shreyas tallamraju
- Orkney Islands (United Kingdom) 2021-11-05 rob raeside
- Orlândia, São Paulo State (Brazil) 2018-08-16 ian macdonald
- Orléanais (Traditional province, France) 2019-01-26 ivan sache
- Orléans (Municipality, Loiret, France) 2021-07-23 ivan sache
- Orla rural district (Poland) 2021-11-05 rob raeside
- Orland Hills, Illinois (U.S.) 2026-01-09 rick wyatt
- Orland Park, Illinois (U.S.) 2021-11-05 rick wyatt
- Orland Park, Illinois (U.S.) 2026-01-09 rick wyatt
- Orland Township, Illinois (U.S.) 2020-12-27 rick wyatt
- Orland Township, Illinois (U.S.) 2026-01-09 rick wyatt
- Orland, California (U.S.) 2019-07-13 rick wyatt
- Orlando, Florida (U.S.) 2022-07-01 rick wyatt
- Orlando, Florida (U.S.) 2023-09-15 rick wyatt
- Orle (Municipality, Zagreb County, Croatia) 2023-03-17 rob raeside
- Orleans County, New York (U.S.) 2019-08-24 rick wyatt
- Orleans County, New York (U.S.) 2026-01-09 rick wyatt
- Orleans County, Vermont (U.S.) 2020-05-29 rick wyatt
- Orleans Parish, Louisiana (U.S.) 2021-11-05 rick wyatt
- Orleans, Massachusetts (U.S.) 2020-06-19 rick wyatt
- Orleans, Santa Catarina (Brazil) 2021-12-10 ian macdonald
- Orlov (Slovakia) 2021-11-05 rob raeside
- Orlová town, Czech Republic 2024-01-27 kryštof huk
- Orlovice (Czechia) 2024-01-27 kryštof huk
- Orlyne (Sevastopol' City, Ukraine) 2020-07-31 rob raeside
- Orlyne (Sevastopol' City, Ukraine) 2023-01-28 martin karner
- Ormalingen commune (Baselland canton, Switzerland) 2023-04-21 martin karner
- Ormenyes (Jasz-Nagykun-Szolnok, Hungary) 2023-06-07 zachary harden
- Ormož (Municipality, Slovenia) 2023-12-30 ivan sache
- Ormond Beach, Florida (U.S.) 2019-08-03 rick wyatt
- Ormont-Dessous commune (Vaud canton, Switzerland) 2026-05-09 martin karner
- Ormont-Dessus commune (Vaud canton, Switzerland) 2026-05-09 martin karner
- Ormsby County, Nevada (U.S.) 2020-04-25 rick wyatt
- Ormsby County, Nevada (U.S.) 2024-05-17 rick wyatt
- Ormstown, Quebec (Canada) 2022-02-18 rob raeside
- Ormsund RK, Norway 2026-03-06 shreyas tallamraju
- Ornans (Municipality, Doubs, France) 2021-02-12 ivan sache
- Ornbau City (Germany) 2020-07-11 klaus-michael schneider
- Orne (Department, France) 2025-10-10 olivier touzeau
- Orne (Department, France): Intermunicipal Authorities 2025-04-11 olivier touzeau
- Orneta commune (Poland) 2021-11-05 rob raeside
- Ornontowice commune (Poland) 2021-11-05 rob raeside
- Orny commune (Vaud canton, Switzerland) 2024-02-09 martin karner
- Oro Province (Papua New Guinea) 2020-04-25 ian macdonald
- Oro Valley, Arizona (U.S.) 2021-11-05 rick wyatt
- Orońsko rural district (Poland) 2021-11-05 rob raeside
- Orobó, Pernambuco (Brazil) 2024-01-27 ian macdonald
- Orocovis (Puerto Rico) 2021-08-27 rob raeside
- Orocue (Casanare, Colombia) 2021-08-27 klaus-michael schneider
- Orofino, Idaho (U.S.) 2021-11-05 rick wyatt
- Oromiya (Ethiopia) 2022-10-28 bruce berry
- Oromo Federalist Congress (Ethiopia) 2022-10-28 bruce berry
- Oromocto First Nation, New Brunswick (Canada) 2019-07-06 rick wyatt
- Oromocto High School (Canada) 2019-07-30 rob raeside
- Oromocto, New Brunswick (Canada) 2026-01-09 rob raeside
- Oron-la-Ville commune (page moved) 2024-02-02 martin karner
- Oron-le-Châtel commune (page moved) 2024-02-02 martin karner
- Oron commune (Vaud canton, Switzerland) 2025-03-28 martin karner
- Oron district (obsolete page) 2024-02-16 martin karner
- Oropedio Lasithiou (Municipality, Greece) 2019-12-14 ivan sache
- Oropesa (Municipality, Castilla-La Mancha, Spain) 2020-04-11 ivan sache
- Oropolí (El Paraiso, Honduras) 2021-08-27 rob raeside
- Oropos (Municipality, Greece) 2020-04-25 ivan sache
- Oroshaza (Bekes, Hungary) 2023-06-07 zachary harden
- Oroslavje (Town, Krapina-Zagorje County, Croatia) 2021-11-05 ivan sache
- Oroszi (Veszprem, Hungary) 2023-06-07 zachary harden
- Oroszlany (Komarom-Esztergom, Hungary) 2023-06-07 zachary harden
- Orotina (Alajuela, Costa Rica) 2020-04-25 rob raeside
- Oroville, Washington (U.S.) 2021-06-04 rick wyatt
- Orpund commune (Bern canton, Switzerland) 2025-09-26 martin karner
- Orre IL, Norway 2025-12-26 shreyas tallamraju
- Orrville, Ohio (U.S.) 2021-11-05 rick wyatt
- Orselina commune (Ticino canton, Switzerland) 2026-01-30 martin karner
- Orsha (Vitebsk, Belarus) 2023-06-07 zachary harden
- Orsha District (Vitebsk, Belarus) 2023-06-07 zachary harden
- Orshansky District, Mari El, Russia 2021-07-23 valentin poposki
- Orsières commune (Valais/Wallis canton, Switzerland) 2024-04-26 martin karner
- Orsingen-Nenzingen Municipality (Germany) 2019-01-12 klaus-michael schneider
- Orskog, Møre og Romsdal (Norway) 2021-08-27 christopher oehler
- Orsova (Romania, Mehedinti) 2021-11-05 alex danes
- Orán Department, Salta Province, Argentina 2021-12-24 rob raeside
- Orstad IL, Norway 2025-07-25 shreyas tallamraju
- Ort im Innkreis, Oberösterreich (Austria) 2023-01-28 martin karner
- Orta (District Municipality, Turkey) 2025-08-22 ian macdonald
- Ortaca (District Municipality, Türkiye) 2025-10-24 ian macdonald
- Ortacesus (Sardinia, Italy) 2021-08-27 rob raeside
- Ortahisar (District Municipality, Turkey) 2023-12-30 ivan sache
- Ortaköy (District Municipality, Turkey) 2025-08-01 ian macdonald
- Ortaköy (District Municipality, Turkey) 2025-08-22 ian macdonald
- Ortega (Tolima, Colombia) 2021-08-27 klaus-michael schneider
- Ortenau Cities and Municipalities (Germany) 2020-09-04 klaus-michael schneider
- Ortenau County (Germany) 2020-09-04 klaus-michael schneider
- Ortenberg City (Germany) 2023-12-30 klaus-michael schneider
- Ortenberg Municipality (Germany) 2020-09-04 klaus-michael schneider
- Ortenburg Market Town (Germany) 2022-02-25 klaus-michael schneider
- Orthen (The Netherlands) 2021-11-05 rob raeside
- Orthodox Church in Japan 2021-11-05 rob raeside
- Ortiga Commune (Portugal) 2020-12-27 klaus-michael schneider
- Ortignano Raggiolo (Tuscany, Italy) 2021-08-27 rob raeside
- Ortigosa del Monte (Municipality, Castilla y León, Spain) 2019-01-26 ivan sache
- Ortigueira, Paraná (Brazil) 2022-03-04 ian macdonald
- Orting, Washington (U.S.) 2020-05-22 rick wyatt
- Ortrand Subcounty (Germany) 2019-11-23 klaus-michael schneider
- Oru (Laanemaa, Estonia) 2023-06-07 zachary harden
- Oru (Valgamaa,Estonia) 2023-06-07 zachary harden
- Oruro department, Bolivia 2020-12-28 alex garofolo
- Orusco de Tajuña (Municipality, Community of Madrid, Spain) 2020-12-28 ivan sache
- Orval (Municipality, Cher, France) 2021-11-05 ivan sache
- Orvalho Commune (Portugal) 2025-12-12 klaus-michael schneider
- Orvault (Municipality, Loire-Atlantique, France) 2021-07-23 ivan sache
- Orvin commune (Bern canton, Switzerland) 2026-02-05 martin karner
- Orwell, Ohio (U.S.) 2026-02-27 rick wyatt
- Oryekhovo-Zuyevo city (Moscow Region, Russia) 2021-08-27 valentin poposki
- Orzens commune (Vaud canton, Switzerland) 2026-05-15 martin karner
- Orzivecchi (Lombardy, Italy) 2021-08-27 rob raeside
- Orzysz commune (Poland) 2021-11-05 rob raeside
- Os TF, Norway 2025-07-25 shreyas tallamraju
- Osíčko (Czechia) 2024-01-27 kryštof huk
- Osík u Litomysle, Czech Republic 2024-01-27 kryštof huk
- Osório, Rio Grande do Sul (Brazil) 2020-08-07 ian macdonald
- Os, Hedmark (Norway) 2025-10-31 shreyas tallamraju
- Os, Vestland 2025-03-28 shreyas tallamraju
- Osa (Puntarenas, Costa Rica) 2020-04-25 rob raeside
- Osa de la Vega (Municipality, Castilla-La Mancha, Spain) 2019-10-25 ivan sache
- Osage - Oklahoma (U.S.) 2023-12-30 rick wyatt
- Osage County, Kansas (U.S.) 2024-08-16 rick wyatt
- Osage County, Oklahoma (U.S.) 2019-04-27 rick wyatt
- Osage, Iowa (U.S.) 2021-11-05 rick wyatt
- Osaka (Japan) 2023-12-29 zachary harden
- Osaka city [Osaka prefecture Japan] 2026-03-20 zachary harden
- Osaka city port and harbor construction ships, 1916 2023-06-07 zachary harden
- Osaka Electro-Communication University (Private) 2024-02-09 zachary harden
- Osaka Institute of Technology (Private) 2024-02-09 zachary harden
- Osaka International University (Private) 2024-02-09 zachary harden
- Osaka Kyoiku University (National) 2024-02-09 zachary harden
- Osaka Medical College (Private) 2024-02-09 zachary harden
- Osaka Metropolitan University (Public) 2024-02-09 zachary harden
- Osaka Shoin Women’s University (Private) 2024-02-09 zachary harden
- Osaka University (National) 2023-11-24 zachary harden
- Osaka University of Arts (Private) 2024-02-09 zachary harden
- Osaka University of Economics (Private) 2024-01-12 zachary harden
- Osaka University of Health and Sport Sciences (Private) 2024-02-09 zachary harden
- Osaka University of Pharmaceutical Sciences (Private) 2023-09-29 zachary harden
- Osakasayama City [Osaka prefecture Japan] 2023-06-07 zachary harden
- Osaki City [Miyagi Prefecture] (Japan) 2023-06-07 zachary harden
- Osaki Town (Kagoshima Prefecture, Japan) 2023-06-07 zachary harden
- Osakikamijima Town (Hiroshima prefecture, Japan) 2023-06-07 zachary harden
- Osan, Gyeonggi Province (South Korea) 2021-08-27 christopher oehler
- Osann-Monzel municipality (Germany) 2019-07-30 klaus-michael schneider
- Osasco (Piedmont, Italy) 2021-08-27 rob raeside
- Osasco, São Paulo State (Brazil) 2021-06-28 ian macdonald
- Osato Town [Miyagi Prefecture] (Japan) 2023-06-07 zachary harden
- Osborne County, Kansas (U.S.) 2021-11-05 rick wyatt
- Osby (Sweden) 2021-08-27 christopher oehler
- Oscar Bressane, São Paulo State (Brazil) 2019-03-02 ian macdonald
- OSCE Parliamentary Assembly 2023-06-07 zachary harden
- Osceola County , Michigan (U.S.) 2019-12-21 rick wyatt
- Osceola County , Michigan (U.S.) 2024-02-16 rick wyatt
- Osceola County, Florida (U.S.) 2021-12-17 rick wyatt
- Osceola County, Florida (U.S.) 2025-03-07 rick wyatt
- Osceola, Arkansas (U.S.) 2021-11-05 rick wyatt
- Oschatz City (Germany) 2022-08-18 klaus-michael schneider
- Oschersleben upon Bode City (Germany) 2019-05-18 klaus-michael schneider
- Osco commune (page moved) 2023-09-08 martin karner
- Oscoda Charter Township, Michigan (U.S.) 2025-02-21 rick wyatt
- Oscoda County, Michigan (U.S.) 2020-12-26 rick wyatt
- Osečany (Czechia) 2024-01-27 kryštof huk
- Oseček (Czechia) 2024-01-27 kryštof huk
- Osečná (Czechia) 2024-01-27 kryštof huk
- Osečina (Municipality, Serbia) 2021-11-05 ivan sache
- Oseja de Sajambre (Municipality, Castilla y León, Spain) 2021-11-05 ivan sache
- Osek nad Bečvou (Czechia) 2024-01-27 kryštof huk
- Osek, Czech Republic 2024-01-27 kryštof huk
- Oselce, Czech Republic 2024-01-27 kryštof huk
- Osen, South Trøndelag (Norway) 2021-08-27 christopher oehler
- Osgoode, Ontario (Canada) 2024-01-27 rob raeside
- Oshakati (Namibia) 2022-10-28 bruce berry
- Oshawa, Ontario (Canada) 2018-07-14 rob raeside
- Oshika Village (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Oshima Subprefecture (Hokkaidō Territory, Japan) 2023-06-07 zachary harden
- Oshima Town (Japan) 2023-06-07 zachary harden
- Oshino Village [Yamanashi prefecture Japan] 2023-06-07 zachary harden
- Oshkosh, Wisconsin (U.S.) 2020-05-22 rick wyatt
- Oshtemo Charter Township, Michigan (U.S.) 2026-05-15 rick wyatt
- Oshu City (Iwate Prefecture, Japan) 2023-06-07 zachary harden
- OSI, Norway 2025-07-25 shreyas tallamraju
- Osicala (Morazan, El Salvador) 2021-08-27 rob raeside
- Osice, Czech Republic 2024-01-27 kryštof huk
- Osiek commune (Poland) 2021-11-05 rob raeside
- Osielsko commune (Poland) 2021-11-05 rob raeside
- Osijek-Baranja County (Croatia) 2021-11-05 ivan sache
- Osijek (Town, Osijek-Baranja County, Croatia) 2020-04-25 ivan sache
- Osilnica (Municipality, Slovenia) 2021-11-05 ivan sache
- Osio Sopra (Lombardy, Italy) 2021-08-27 rob raeside
- Osipovichi (Mogilev, Belarus) 2023-06-07 zachary harden
- Oskaloosa, Iowa (U.S.) 2019-08-17 rick wyatt
- Oskar Pernefeldt's International flag for Planet Earth 2025-08-01 tomislav todorovic
- Oskar Wehr (German Shipping Company) 2019-07-30 klaus-michael schneider
- Oskava (Czechia) 2024-01-27 kryštof huk
- Oskořínek (Czechia) 2024-01-27 kryštof huk
- Osku (Veszprem, Hungary) 2023-06-07 zachary harden
- Oslavany (Czechia) 2024-01-27 kryštof huk
- Oslnovice, Czech Republic 2024-01-27 kryštof huk
- Oslo (Norway) 2025-04-04 shreyas tallamraju
- Oslo Golfklubb, Norway 2026-03-20 shreyas tallamraju
- Oslo Kajakklubb, Norway 2026-03-20 shreyas tallamraju
- Oslo Motorbåtforening, Norway 2026-04-10 shreyas tallamraju
- Oslo Roklubb, Norway 2026-03-06 shreyas tallamraju
- Oslo Seilforening, Norway 2026-03-27 shreyas tallamraju
- Oslo Skøiteklub, Norway 2026-02-20 shreyas tallamraju
- Oslo TF, Norway 2026-03-20 shreyas tallamraju
- Osmaci (Municipality, Republika Srpska, Bosnia and Herzegovina) 2024-07-05 rob raeside
- Osmancık (District Municipality, Turkey) 2025-08-22 ian macdonald
- Osmaneli (District Municipality, Türkiye) 2025-12-19 ian macdonald
- Osmangazi (District Municipality, Türkiye) 2025-12-19 ian macdonald
- Osmaniye (District Municipality, Turkey) 2025-07-18 ian macdonald
- Osmaniye Province (Turkey) 2025-07-18 ian macdonald
- Osmate (Lombardy, Italy) 2021-08-27 rob raeside
- Osnabrück City (Germany) 2023-12-30 klaus-michael schneider
- Osnabrück County (Germany) 2023-12-30 klaus-michael schneider
- Osnabrück County Cities and Municipalities (Germany) 2023-12-30 klaus-michael schneider
- Osny (Municipality, Val-d'Oise, France) 2022-07-29 ivan sache
- Oso, Washington (U.S.) 2025-02-21 rick wyatt
- Osoblaha (Czechia) 2024-01-27 kryštof huk
- Osogna commune (page moved) 2023-10-13 martin karner
- Osorno commune (Chile) 2018-10-27 randy young
- Osorno Province (Chile) 2018-10-27 randy young
- Osorno Province (Chile) 2021-08-13 randy young
- Osov (Czechia) 2024-01-27 kryštof huk
- Osová Bítýška (Czechia) 2024-01-27 kryštof huk
- Osové (Czechia) 2024-01-27 kryštof huk
- Osoyoos Indian Band - BC (Canada) 2020-03-28 rick wyatt
- Osoyoos, British Columbia (Canada) 2024-01-27 rob raeside
- Ospina (Narino, Colombia) 2021-08-27 klaus-michael schneider
- Ospreys Rugby Football Club, Wales 2022-01-29 rob raeside
- Osrednjeslovenska (Statistical Region, Slovenia) 2021-11-05 ivan sache
- Oss (The Netherlands) 2021-11-05 rob raeside
- Ossela Commune (Portugal) 2024-01-27 klaus-michael schneider
- Osseo, Minnesota (U.S.) 2019-12-27 rick wyatt
- Ossi (Sardinia, Italy) 2021-08-27 rob raeside
- Ossiach, Carinthia (Austria) 2023-01-28 martin karner
- Ossingen commune (Zürich canton, Switzerland) 2024-02-23 martin karner
- Ossining (town), New York (U.S.) 2021-08-20 rick wyatt
- Ossining (town), New York (U.S.) 2024-10-18 rick wyatt
- Ossining Village, New York (U.S.) 2021-08-20 rick wyatt
- Ossipee, New Hampshire (U.S.) 2018-02-24 rick wyatt
- Ossipee, New Hampshire (U.S.) 2024-01-28 rick wyatt
- Ossona (Lombardy, Italy) 2021-08-27 rob raeside
- Ostřetín (Czechia) 2024-01-27 kryštof huk
- Ostalb Cities and Municipalities (Germany) 2018-12-08 klaus-michael schneider
- Ostalb County (Germany) 2019-03-02 klaus-michael schneider
- Ostalbkreis County (Stuttgart District, Baden-Württemberg, Germany) 2018-08-15 german editorial team
- Ostallgäu Cities and Municipalities (Germany) 2020-09-25 klaus-michael schneider
- Ostallgäu County (Germany) 2019-07-30 klaus-michael schneider
- Ostallgäu County (Schwaben District, Bavaria, Germany) 2018-08-15 german editorial team
- Ostaszewo rural district (Poland) 2021-11-05 rob raeside
- Ostelsheim Municipality (Germany) 2018-12-01 klaus-michael schneider
- Ostensions limousines (Religious festival, France) 2020-12-27 ivan sache
- Ostensions limousines (Religious festival, France) 2020-12-27 ivan sache
- Ostensions limousines (Religious festival, France) 2024-03-22 olivier touzeau
- Osterøy, Vestland (Norway) 2025-08-01 shreyas tallamraju
- Osteraker (Sweden) 2021-08-27 christopher oehler
- Osterberg Municipality (Germany) 2020-09-04 klaus-michael schneider
- Osterburg (Altmark) Hanseatic City (Germany) 2019-04-20 klaus-michael schneider
- Osterburken City (Germany) 2023-12-30 klaus-michael schneider
- Ostercappeln Municipality (Germany) 2023-12-30 klaus-michael schneider
- Ostereistedt (Germany) 2019-07-30 klaus-michael schneider
- Osterfingen commune (page moved) 2024-07-26 martin karner
- Ostergotland, East Götaland, Götaland, unofficial flag (Sweden) 2021-08-27 christopher oehler
- Osterheide Municipality-free Territory (Germany) 2019-11-23 klaus-michael schneider
- Osterhofen City (Germany) 2022-07-15 klaus-michael schneider
- Osterholz-Scharmbeck City (Germany) 2025-01-10 klaus-michael schneider
- Osterholz County (Germany) 2023-12-30 klaus-michael schneider
- Osterholz County Cities and Municipalities (Germany) 2019-01-26 klaus-michael schneider
- Ostermiething, Oberösterreich (Austria) 2023-01-28 martin karner
- Ostermundigen commune (Bern canton, Switzerland) 2023-04-28 martin karner
- Osternienburger Land Municipality (Germany) 2018-12-15 klaus-michael schneider
- Osterode am Harz county (Germany) 2022-01-29 klaus-michael schneider
- Osterode county cities and municipalities (Germany) 2022-01-29 klaus-michael schneider
- Osterode/Harz City (Germany) 2023-12-30 klaus-michael schneider
- Osterwieck City (Germany) 2019-11-02 klaus-michael schneider
- Osterzell Municipality (Germany) 2020-09-25 klaus-michael schneider
- Ostfold (Norway) 2025-03-28 shreyas tallamraju
- Ostheide Comprehensive Municipality (Germany) 2022-07-08 klaus-michael schneider
- Ostheim ahead of Rhön City (Germany) 2021-11-19 klaus-michael schneider
- Ostholstein-Mitte Subcounty (Germany) 2020-12-11 klaus-michael schneider
- Ostholstein Cities and Municipalities (Germany) 2020-12-11 klaus-michael schneider
- Ostholstein County (Germany) 2019-07-30 klaus-michael schneider
- Ostopovice (Czechia) 2024-01-27 kryštof huk
- Ostprignitz-Ruppin Cities and Municipalities (Germany) 2019-04-06 klaus-michael schneider
- Ostprignitz-Ruppin County (Germany) 2019-12-14 klaus-michael schneider
- Ostrá, Czech Republic 2024-01-27 kryštof huk
- Ostrów Mazowiecka city (Poland) 2021-11-05 rob raeside
- Ostrów Wielkopolski city (Poland) 2021-11-05 rob raeside
- Ostrówek commune (Poland) 2021-11-05 rob raeside
- Ostróda county (Poland) 2021-11-05 rob raeside
- Ostróda rural district (Poland) 2021-11-05 rob raeside
- Ostróda town (Poland) 2021-11-05 rob raeside
- Ostrów Mazowiecka county (Poland) 2021-11-05 rob raeside
- Ostrów Mazowiecka rural district (Poland) 2021-11-05 rob raeside
- Ostrów Wielkopolski County (Poland) 2021-11-05 rob raeside
- Ostrów Wielkopolski rural district (Poland) 2021-11-05 rob raeside
- Ostra Goinge (Sweden) 2021-08-27 christopher oehler
- Ostrach Municipality (Germany) 2018-09-15 klaus-michael schneider
- Ostrata (Czechia) 2024-01-27 kryštof huk
- Ostratice (Slovakia) 2021-11-05 rob raeside
- Ostrava-Jih, Czech Republic 2024-01-27 kryštof huk
- Ostrava-Trebovice, Czech Republic 2024-01-27 kryštof huk
- Ostrava city, Czech Republic 2024-01-27 kryštof huk
- Ostrava okres, Czech Republic 2024-01-27 peter hans van den muijzenberg
- Ostravice (Czechia) 2024-01-27 kryštof huk
- Ostre Toten, Oppland (Norway) 2025-08-29 shreyas tallamraju
- Ostritz City [Sorbian: Wostrowc] (Germany) 2022-09-16 klaus-michael schneider
- Ostrołęka city (Poland) 2021-11-05 rob raeside
- Ostrołęka county (Poland) 2021-11-05 rob raeside
- Ostrožská Lhota (Czechia) 2024-01-27 kryštof huk
- Ostrožská Nová Ves (Czechia) 2024-01-27 kryštof huk
- Ostrobothnia (Finland) 2026-03-20 christopher oehler
- Ostrog (Rivne, Ukraine) 2020-07-31 rob raeside
- Ostrog (Rivne, Ukraine) 2023-01-28 martin karner
- Ostrogozhsk city (Voronezh Region, Russia) 2021-08-27 valentin poposki
- Ostroměř (Czechia) 2024-01-27 kryštof huk
- Ostroróg district (Poland) 2021-11-05 rob raeside
- Ostrov district (Kostroma reg., Russia) 2021-08-27 valentin poposki
- Ostrov nad Oslavou (Czechia) 2024-01-27 kryštof huk
- Ostrov u Macochy (Czechia) 2024-01-27 kryštof huk
- Ostrovánky (Czechia) 2024-01-27 kryštof huk
- Ostrov, Czech Republic 2024-01-27 kryštof huk
- Ostrovačice (Czechia) 2024-01-27 kryštof huk
- Ostrovany (Slovakia) 2021-11-05 rob raeside
- Ostrowiec Świętokrzyski county (Poland) 2021-11-05 rob raeside
- Ostružná, Czech Republic 2024-01-27 kryštof huk
- Ostrzeszów city (Poland) 2021-11-05 rob raeside
- Ostrzeszów county (Poland) 2020-07-31 rob raeside
- Ostuncalco (Quetzaltenango, Guatemala) 2021-08-27 rob raeside
- Ostvorpommern county (Germany) 2019-07-30 german editorial team
- Ostwald (Municipality, Bas-Rhin, France) 2021-04-23 ivan sache
- Osuchowa village (Poland) 2021-11-05 rob raeside
- Osumacinta, Chiapas (Mexico) 2025-08-01 daniel rentería
- Osun (Nigeria) 2022-10-28 bruce berry
- Osun (Nigeria) 2025-04-25 bruce berry
- Osuna (Municipality, Andalusia, Spain) 2020-11-13 ivan sache
- Osuské, Slovakia 2021-11-05 rob raeside
- Osvětimany (Czechia) 2024-01-27 kryštof huk
- Osvaldo Cruz, São Paulo State (Brazil) 2018-08-16 ian macdonald
- Oswego County, New York (U.S.) 2022-01-21 rick wyatt
- Oswego County, New York (U.S.) 2023-06-29 rick wyatt
- Oswego, Illinois (U.S.) 2019-08-17 rick wyatt
- Oswego, Illinois (U.S.) 2023-09-08 rick wyatt
- Oswego, New York (U.S.) 2021-05-01 rick wyatt
- Otáez, Durango (Mexico) 2025-04-18 daniel rentería
- Otívar (Municipality, Andalusia, Spain) 2020-04-25 ivan sache
- Ota (Municipality, Corse-du-Sud, France) 2021-06-28 ivan sache
- Ota City (Gunma Prefecture, Japan) 2023-06-07 zachary harden
- Ota Commune (Portugal) 2020-04-25 klaus-michael schneider
- Ota Ward (Tokyo, Japan) 2023-06-07 zachary harden
- Otacílio Costa, Santa Catarina (Brazil) 2021-12-10 ian macdonald
- Otaci, Moldova 2024-01-27 rob raeside
- Otago Harbour Board (New Zealand) 2019-03-02 ian macdonald
- Otago region (New Zealand) 2020-03-07 ian macdonald
- Otago Yacht Club (New Zealand) 2019-08-24 ian macdonald
- Otaibah Tribe 2025-10-10 ian macdonald
- Otake City (Hiroshima prefecture, Japan) 2023-06-07 zachary harden
- Otaki Town [Chiba prefecture Japan] 2023-06-07 zachary harden
- Otaki Village (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Otama Village (Fukushima prefecture, Japan) 2023-06-07 zachary harden
- Otanche (Boyaca, Colombia) 2021-08-27 klaus-michael schneider
- Otani University (Private) 2024-02-09 zachary harden
- Otari Village (Nagano Prefecture, Japan) 2023-06-07 zachary harden
- Otaru University of Commerce (National) 2023-11-24 zachary harden
- Otaslavice, Czech Republic 2024-01-27 kryštof huk
- Otavalo Canton (Imbabura, Ecuador) 2021-08-27 klaus-michael schneider
- Otawara City [Tochigi prefecture Japan] 2023-06-07 zachary harden
- Otelfingen commune (Zürich canton, Switzerland) 2024-02-23 martin karner
- Otemon Gakuin University (Private) 2024-02-09 zachary harden
- Otepaa Rural Municipality (Valgamaa, Estonia) 2023-06-07 zachary harden
- Otepaa Town (Valgamaa, Estonia) 2023-06-07 zachary harden
- Otero (Municipality, Castilla-La Mancha, Spain) 2020-04-11 ivan sache
- Otero College (U.S.) 2022-07-01 rick wyatt
- Otero County, Colorado (U.S.) 2019-08-03 rick wyatt
- Otero County, Colorado (U.S.) 2022-12-23 rick wyatt
- Otero County, New Mexico (U.S.) 2019-08-24 rick wyatt
- Otero County, New Mexico (U.S.) 2025-03-01 rick wyatt
- Othón P. Blanco, Quintana Roo (Mexico) 2025-06-28 daniel rentería
- Othello, Washington (U.S.) 2020-05-22 rick wyatt
- Other "Bear" flags 2025-01-10 randy young
- Other 20th Century China flags 2021-08-27 ian macdonald
- Other Brazilian Political Parties 2021-11-05 ian macdonald
- Other Canadian flags (Canada) 2021-06-28 rob raeside
- Other Christian flags 2026-05-22 martin karner
- Other Ensigns and Naval Flags 1785-1931 (Spain) 2021-11-05 ivan sache
- Other Flag Days 2020-04-25 rob raeside
- Other flag sightings in Libya 2021-11-05 ian macdonald
- Other Flags in Canada before 1763 2023-01-06 rob raeside
- Other flags of Gambia 2018-09-15 rob raeside
- Other Flags of the Ministry for Air Travel 1935-1945 (Germany) 2019-07-30 pete loeser
- Other flags used to represent Northern Ireland 2020-12-28 rob raeside
- Other forms of Lives Matter flags (U.S.) 2021-12-17 rick wyatt
- Other forms of Lives Matter flags (U.S.) 2023-02-10 rick wyatt
- Other German Sports Flags 2026-02-20 klaus-michael schneider
- Other International Flags 2023-11-03 zachary harden
- Other Jaipur Estates, India 2021-11-05 ian macdonald
- Other Namibian historical flags 2022-10-28 bruce berry
- Other Naval Flags (Taiwan) 2024-01-12 ian macdonald
- Other NSDAP Flags (Germany) 2019-07-30 pete loeser
- Other political flags (Israel) 2026-01-30 martin karner
- Other political flags (Israel) 2026-01-30 martin karner
- Other Political Flags (Israel) 2026-02-27 martin karner
- Other political parties (Serbia and Montenegro) 2019-07-30 ivan sache
- Other Princes' Broad Pennant (Thailand) 2023-06-07 zachary harden
- Other Princes' Standard (Thailand) 2023-06-07 zachary harden
- Other Princesses' Broad Pennant (Thailand) 2023-06-07 zachary harden
- Other Princesses' Standard (Thailand) 2023-06-07 zachary harden
- Other reported Hebridean flags (United Kingdom) 2019-12-14 rob raeside
- Other Royal Flags 1806-1918 (Bayern, Germany) 2021-01-22 klaus-michael schneider
- Other separatist movements, Indonesia 2023-06-07 ian macdonald
- Other Thin Line flags (U.S.) 2022-08-26 rick wyatt
- Other Third Reich Flags 1933-1945 (Germany) 2026-01-16 pete loeser
- Other unofficial flag variants of the flag of Jalisco, Mexico 2023-05-05 juan manuel gabino villascán
- Othilienborg IL, Norway 2025-10-31 shreyas tallamraju
- Othmarsingen commune (Aargau canton, Switzerland) 2025-07-11 martin karner
- Otice (Czechia) 2024-01-27 kryštof huk
- Otinoves, Czech Republic 2024-01-27 kryštof huk
- Otis College of Art and Design (U.S.) 2022-06-24 rick wyatt
- Otis, Massachusetts (U.S.) 2020-06-19 rick wyatt
- Otlukbeli (District Municipality, Turkey) 2025-05-30 ian macdonald
- Otmarov (Czechia) 2024-01-27 kryštof huk
- Otnice (Czechia) 2024-01-27 kryštof huk
- Oto Town (Fukuoka Prefecture, Japan) 2023-06-07 zachary harden
- Otočac (Town, Lika-Senj County, Croatia) 2021-11-05 ivan sache
- Otoe-Missouria - Oklahoma (U.S.) 2023-12-30 rick wyatt
- Otoe County, Nebraska (U.S.) 2021-11-05 rick wyatt
- Otoe County, Nebraska (U.S.) 2024-07-12 rick wyatt
- Otok (Municipality, Split-Dalmatia County, Croatia) 2021-06-28 ivan sache
- Otok (Town, Vukovar-Srijem County, Croatia) 2021-06-28 ivan sache
- Otomo Sorin (Japanese Daimyo) 2023-06-09 zachary harden
- Otovice, Czech Republic 2024-01-27 kryštof huk
- Otovice, Czech Republic 2024-01-27 kryštof huk
- Otoyo Town (Kochi Prefecture, Japan) 2023-06-07 zachary harden
- Otranto (Apulia, Italy) 2021-08-27 rob raeside
- Otrhánky (Slovakia) 2021-11-05 rob raeside
- Otročín (Czechia) 2024-01-27 kryštof huk
- Otročiněves (Czechia) 2024-01-27 kryštof huk
- Otrokovice (Czechia) 2024-01-27 kryštof huk
- Otsego (town), New York (U.S.) 2024-10-18 rick wyatt
- Otsego County , Michigan (U.S.) 2022-07-01 rick wyatt
- Otsego County, New York (U.S.) 2020-07-03 rick wyatt
- Otsego County, New York (U.S.) 2024-10-18 rick wyatt
- Otsego Lake Township, Michigan (U.S.) 2020-12-26 rick wyatt
- Otsego, Michigan (U.S.) 2022-07-01 rick wyatt
- Otsego, Minnesota (U.S.) 2021-11-05 rick wyatt
- Otsu City [Shiga prefecture Japan] 2023-06-07 zachary harden
- Otsuchi Town (Iwate Prefecture, Japan) 2023-06-07 zachary harden
- Otsuki City [Yamanashi prefecture Japan] 2023-06-07 zachary harden
- Otsuki Town(Kochi Prefecture, Japan) 2023-06-07 zachary harden
- Otsuma Women’s University (Private) 2024-02-09 zachary harden
- Ottawa-Carleton Regional Municipality, Ontario (Canada) 2023-02-17 rob raeside
- Ottawa County , Michigan (U.S.) 2022-08-18 rick wyatt
- Ottawa County , Michigan (U.S.) 2026-05-15 rick wyatt
- Ottawa County, Kansas (U.S.) 2024-01-12 rick wyatt
- Ottawa County, Ohio (U.S.) 2019-12-27 rick wyatt
- Ottawa County, Ohio (U.S.) 2025-01-03 rick wyatt
- Ottawa County, Oklahoma (U.S.) 2021-11-05 rick wyatt
- Ottawa County, Oklahoma (U.S.) 2023-07-07 rick wyatt
- Ottawa of Oklahoma - Oklahoma (U.S.) 2023-12-30 rick wyatt
- Ottawa Redblacks 2023-01-27 rob raeside
- Ottawa University (U.S.) 2022-08-04 rick wyatt
- Ottawa University (U.S.) 2024-02-02 rick wyatt
- Ottawa University Surprise (U.S.) 2022-06-10 rick wyatt
- Ottawa, Illinois (U.S.) 2019-08-17 rick wyatt
- Ottawa, Kansas (U.S.) 2019-12-21 rick wyatt
- Ottawa, Ontario (Canada) 2023-09-08 rob raeside
- Ottenbach commune (Zürich canton, Switzerland) 2025-03-07 martin karner
- Ottenbach Municipality (Germany) 2024-01-27 klaus-michael schneider
- Ottendorf-Okrilla Municipality (Germany) 2022-12-02 klaus-michael schneider
- Ottendorf an der Rittschein, Styria (Austria) 2023-01-28 martin karner
- Ottenhöfen in Schwarzwald Municipality (Germany) 2020-09-04 klaus-michael schneider
- Ottenschlag im Mühlkreis, Oberösterreich (Austria) 2023-01-28 martin karner
- Ottensheim, Oberösterreich (Austria) 2023-01-28 martin karner
- Ottensoos Municipality (Germany) 2021-09-24 klaus-michael schneider
- Otter Creek Township, Pennsylvania (U.S.) 2025-04-18 rick wyatt
- Otter Tail County, Minnesota (U.S.) 2023-12-22 rick wyatt
- Otterbach-Otterberg Associated Municipality (Germany) 2023-06-29 klaus-michael schneider
- Otterbein University (U.S.) 2024-11-29 rick wyatt
- Otterburn Park (Quebec, Canada) 2022-04-09 rob raeside
- Otterfing Municipality (Germany) 2020-11-27 klaus-michael schneider
- Ottersberg Market Town (Germany) 2023-12-30 klaus-michael schneider
- Ottersheim municipality (Germany) 2019-07-30 klaus-michael schneider
- Ottersweier Municipality (Germany) 2018-11-17 klaus-michael schneider
- Otterwisch Municipality (Germany) 2022-12-23 klaus-michael schneider
- Ottestad IL, Norway 2025-08-29 shreyas tallamraju
- Otting Municipality (Germany) 2021-05-07 klaus-michael schneider
- Ottnang am Hausruck, Oberösterreich (Austria) 2023-01-28 martin karner
- Ottobeuren Market Town (Germany) 2022-03-11 klaus-michael schneider
- Ottobrunn Municipality (Germany) 2020-07-03 klaus-michael schneider
- Ottoman Empire -1918 (Historical Flags, Lebanon) 2021-08-27 ian macdonald
- Ottoman Empire (Türkiye, 1299-1923) 2026-03-06 ian macdonald
- Ottoman Empire: Flags and coats of arms shown in the Topkapi Museum (Istanbul) 2019-03-02 ivan sache
- Ottoman Empire: Flags depicted in a Dutch chart - 19th century 2024-01-27 ivan sache
- Ottoman Empire: Flags depicted in National Geographic (1917) 2021-06-28 ivan sache
- Ottoman Empire: Flags depicted in various sources 2020-12-26 ivan sache
- Ottoman Empire: Flags depicted in various sources 2021-11-05 ivan sache
- Ottoman Empire: Flags depicted in various sources 2024-01-27 ivan sache
- Ottoman Empire: Flags depicted in various sources 2024-01-27 ivan sache
- Ottoman Empire: Flags depicted on Colton's chart (1862) 2020-04-25 ivan sache
- Ottoman Empire: Flags shown on paintings 2024-01-27 ivan sache
- Ottoman Empire: Flags with the Zulfikar sword 2024-01-27 ivan sache
- Ottoman Empire: House flags of shipping companies 2020-06-19 ivan sache
- Ottoman Empire: Index to all pages 2020-06-19 ivan sache
- Ottoman Empire: Military flags 2024-09-13 ian macdonald
- Ottoman Empire: Sultan's standard 2026-03-06 ian macdonald
- Ottomos (Csongrad, Hungary) 2023-06-07 zachary harden
- Ottoville, Ohio (U.S.) 2025-03-28 rick wyatt
- Ottrau Municipality (Germany) 2023-12-30 klaus-michael schneider
- Ottumwa, Iowa (U.S.) 2022-08-04 rick wyatt
- Ottweiler City (Germany) 2020-03-14 klaus-michael schneider
- Otwock city (Poland) 2021-11-05 rob raeside
- Otwock county (Poland) 2021-11-05 rob raeside
- Otzberg Municipality (Germany) 2023-12-30 klaus-michael schneider
- Otzing Municipality (Germany) 2022-07-15 klaus-michael schneider
- Otzma Yehudit Party (Israel) 2024-11-29 martin karner
- Ouachita Baptist University (U.S.) 2022-06-24 rick wyatt
- Ouachita Baptist University (U.S.) 2024-05-03 rick wyatt
- Ouachita Cherokee of Cherokee Nation West, Arkansas (U.S.) 2019-11-23 rick wyatt
- Ouachita County, Arkansas (U.S.) 2021-11-05 rick wyatt
- Ouachita Parish, Louisiana (U.S.) 2019-12-21 rick wyatt
- Ouangani (Municipality, Mayotte, France) 2025-04-25 olivier touzeau
- Ouarzazate province, Morocco 2024-01-27 antónio martins
- Ouca Commune (Portugal) 2021-11-05 klaus-michael schneider
- Oucmanice (Czechia) 2024-01-27 kryštof huk
- Oud-Alblas (The Netherlands) 2021-11-05 rob raeside
- Oud-Beets (The Netherlands) 2021-11-05 rob raeside
- Oud-Beijerland (The Netherlands) 2021-11-05 rob raeside
- Oude Bildtzijl (Netherlands) 2021-11-05 rob raeside
- Oude Leije (Netherlands) 2021-11-05 rob raeside
- Oude Pekela (The Netherlands) 2021-11-05 rob raeside
- Oudega (The Netherlands) 2021-11-05 rob raeside
- Oudega (The Netherlands) 2021-11-05 rob raeside
- Oudega (The Netherlands) 2024-01-19 rob raeside
- Oudehaske (The Netherlands) 2024-01-19 rob raeside
- Oudelande (The Netherlands) 2021-11-05 rob raeside
- Ouder-Amstel (The Netherlands) 2021-11-05 rob raeside
- Ouderkerk (The Netherlands) 2021-11-05 rob raeside
- Ouderkerk a/d IJssel (The Netherlands) 2021-11-05 rob raeside
- Oudermirdum (The Netherlands) 2024-01-19 rob raeside
- Oudewater (The Netherlands) 2021-11-05 rob raeside
- Oudkerk (The Netherlands) 2021-11-05 rob raeside
- Oudoleň (Czechia) 2024-01-27 kryštof huk
- Oudwoude (The Netherlands) 2021-11-05 rob raeside
- Ouest lausannois district (Vaud canton, Switzerland) 2024-02-09 martin karner
- Ouistreham (Municipality, Calvados, France) 2021-07-23 ivan sache
- Oujda province, Morocco 2024-01-27 antónio martins
- Ouje-Bougoumou Cree Nation, Quebec (Canada) 2019-08-31 rick wyatt
- Oujé-Bougoumou, Quebec (Canada) 2019-07-30 rob raeside
- Oulens-sous-Echallens commune (Vaud canton, Switzerland) 2024-09-13 martin karner
- Oulens-sur-Lucens commune (page moved) 2024-02-16 martin karner
- Oulu province (Finland) 2026-03-20 christopher oehler
- Our Lady of the Lake University (U.S.) 2021-07-16 rick wyatt
- Our Lady of the Lake University (U.S.) 2024-04-12 rick wyatt
- Ourém Communes (Portugal) 2023-12-30 klaus-michael schneider
- Ourém Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Ourém, Pará (Brazil) 2022-01-29 ian macdonald
- Oura Commune (Portugal) 2024-06-01 klaus-michael schneider
- Ouray County, Colorado (U.S.) 2019-08-03 rick wyatt
- Ouray, Colorado (U.S.) 2019-08-03 rick wyatt
- Ourense Province (Galicia, Spain) 2021-11-05 ivan sache
- Ourentã Commune (Portugal) 2020-04-25 klaus-michael schneider
- Ourilândia do Norte, Pará (Brazil) 2021-11-05 ian macdonald
- Ourinhos, São Paulo State (Brazil) 2019-03-02 ian macdonald
- Ourique Commune (Portugal) 2020-04-25 klaus-michael schneider
- Ourique Communes (Portugal) 2023-12-30 klaus-michael schneider
- Ourique Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Ourizona, Paraná (Brazil) 2022-03-04 ian macdonald
- Ouro Branco, Alagoas (Brazil) 2019-07-30 ian macdonald
- Ouro Branco, Minas Gerais (Brazil) 2022-01-29 ian macdonald
- Ouro Branco, Rio Grande do Norte State (Brazil) 2024-01-27 ian macdonald
- Ouro Fino, Minas Gerais (Brazil) 2021-06-28 ian macdonald
- Ouro Preto, Minas Gerais (Brazil) 2021-06-28 ian macdonald
- Ouro Verde de Goiás (Goiás) (Brazil) 2022-01-29 ian macdonald
- Ouro Verde do Oeste, Paraná (Brazil) 2022-03-04 ian macdonald
- Ouro Verde, São Paulo State (Brazil) 2019-03-02 ian macdonald
- Ouro Verde, Santa Catarina (Brazil) 2022-01-07 ian macdonald
- Ouro, Santa Catarina (Brazil) 2021-12-10 ian macdonald
- Ouroeste, São Paulo State (Brazil) 2018-08-16 ian macdonald
- Outagamie County, Wisconsin (U.S.) 2020-05-22 rick wyatt
- Outagamie County, Wisconsin (U.S.) 2023-07-07 rick wyatt
- Outaouais Administrative Region (Quebec) (Canada) 2023-08-18 rob raeside
- Outaouais Paramedics' Cooperative (Canada) 2020-04-25 rob raeside
- Outeiro Commune (Portugal) 2020-12-26 klaus-michael schneider
- Outeiro Commune (Portugal) 2021-06-28 klaus-michael schneider
- Outeiro Commune (Portugal) 2024-07-05 klaus-michael schneider
- Outeiro da Cortiçada e Arruda dos Pisões United Commune (Portugal) 2025-04-04 klaus-michael schneider
- Outeiro Seco Commune (Portugal) 2024-06-01 klaus-michael schneider
- Outer Banks Blue Realty Services (U.S.) 2024-03-22 rick wyatt
- Outer Banks Distilling, North Carolina (U.S.) 2018-12-29 rick wyatt
- Outjo (Namibia) 2025-05-23 bruce berry
- Outremont, Quebec (Canada) 2019-07-30 rob raeside
- Outvets (U.S.) 2021-07-09 rick wyatt
- Ouuchi Yoshitaka (Japanese Daimyo) 2023-06-07 zachary harden
- Ouwerkerk (The Netherlands) 2021-11-05 rob raeside
- Ovčie (Slovakia) 2021-11-05 rob raeside
- Ovacık (District Municipality, Turkey) 2023-12-30 ivan sache
- Ovacık (District Municipality, Turkey) 2023-12-30 ivan sache
- Ovada (Piedmont, Italy) 2021-08-27 rob raeside
- Ovadas e Panchorra United Commune (Portugal) 2024-08-23 klaus-michael schneider
- Ovalle commune (Chile) 2020-07-24 randy young
- Ovambo (Namibia) 2022-10-28 bruce berry
- Ovar Communes (Portugal) 2023-12-30 klaus-michael schneider
- Ovar Municipality (Portugal) 2021-11-05 klaus-michael schneider
- Ovar, São João, Arada e São Vicente de Pereira Jusã United Commune (Portugal) 2020-07-29 klaus-michael schneider
- Ovejas (Sucre, Colombia) 2021-08-27 klaus-michael schneider
- Ovelgönne Municipality (Germany) 2023-12-30 klaus-michael schneider
- Overbetuwe (The Netherlands) 2021-11-05 rob raeside
- Overbrook, Kansas (U.S.) 2024-08-16 rick wyatt
- Overhalla IL, Norway 2025-11-28 shreyas tallamraju
- Overhalla, Nord-Trøndelag (Norway) 2025-11-28 shreyas tallamraju
- Overijssel polderboards (The Netherlands) 2021-11-05 rob raeside
- Overijssel Province (The Netherlands) 2025-03-07 rob raeside
- Overijssel Province (The Netherlands) 2025-11-28 rob raeside
- Overland Park, Kansas (U.S.) 2022-08-04 rick wyatt
- Overland Park, Kansas (U.S.) 2025-11-14 rick wyatt
- Overland, Missouri (U.S.) 2021-11-05 rick wyatt
- Overschie (Netherlands) 2021-11-05 rob raeside
- Overseas France 2024-01-28 olivier touzeau
- Overseas Governor-General's Flag 1886-1898 (Spain) 2021-11-05 ivan sache
- Overseas Governors (The Netherlands) 2021-11-05 rob raeside
- Overseas Private Investment Corporation (U.S.) 2021-07-02 rick wyatt
- Oversight and Anti-Corruption Authority, Saudi Arabia 2026-05-01 ian macdonald
- Overslag (The Netherlands) 2021-11-05 rob raeside
- Overton County, Tennessee (U.S.) 2021-11-05 rick wyatt
- Ovesné Kladruby, Czech Republic 2024-01-27 kryštof huk
- Ovezande (The Netherlands) 2021-11-05 rob raeside
- Ovidopol District (Odesa, Ukraine) 2020-07-31 rob raeside
- Ovidopol District (Odesa, Ukraine) 2023-01-28 martin karner
- Oviedo University (Oviedo, Asturias, Spain) 2021-11-05 ivan sache
- Oviedo, Florida (U.S.) 2022-07-01 rick wyatt
- Ovilla, Texas (U.S.) 2020-06-05 rick wyatt
- Ovilla, Texas (U.S.) 2020-06-05 rick wyatt
- Ovre Eiker, Buskerud (Norway) 2025-07-25 shreyas tallamraju
- Ovyursky District (Tuva, Russia) 2022-12-30 valentin poposki
- Owani Town (Aomori Prefecture, Japan) 2023-06-07 zachary harden
- Owari Domain (Japan) 2023-06-07 zachary harden
- Owariasahi City [Aichi Prefecture Japan] 2023-06-07 zachary harden
- Owasa, Iowa (U.S.) 2019-08-17 rick wyatt
- Owase City [Mie prefecture Japan] 2023-06-07 zachary harden
- Owasso, Oklahoma (U.S.) 2019-12-27 rick wyatt
- Owatonna, Minnesota (U.S.) 2020-06-26 rick wyatt
- Owen County, Indiana (U.S.) 2018-07-28 rick wyatt
- Owen Sound, Ontario (Canada) 2025-08-29 rob raeside
- Owens Cross Roads, Alabama (U.S.) 2021-11-05 rick wyatt
- Owens Cross Roads, Alabama (U.S.) 2026-04-24 rick wyatt
- Owensboro Community and Technical College (U.S.) 2022-09-09 rick wyatt
- Owensboro, Kentucky (U.S.) 2022-09-02 rick wyatt
- Owingen Municipality (Germany) 2024-01-27 klaus-michael schneider
- Owosso, Michigan (U.S.) 2021-11-05 rick wyatt
- Oxapampa province (Peru) 2021-08-27 rob raeside
- Oxbow, Saskatchewan (Canada) 2019-07-30 rob raeside
- Oxford Brookes University (United Kingdom) 2020-04-25 rob raeside
- Oxford Charter Township, Michigan (U.S.) 2026-05-15 rick wyatt
- Oxford County, Maine (U.S.) 2021-11-05 rick wyatt
- Oxford County, Ontario (Canada) 2025-04-11 rob raeside
- Oxford Township, Ohio (U.S.) 2023-12-31 rick wyatt
- Oxford University - All Souls College (England) 2019-04-10 rob raeside
- Oxford University - Balliol College (England) 2020-11-27 rob raeside
- Oxford University - Boat Club flags, 1930 (England) 2020-08-21 rob raeside
- Oxford University - Brasenose College (England) 2020-11-27 rob raeside
- Oxford University - Christ Church College (England) 2020-11-27 rob raeside
- Oxford University - Corpus Christi College (England) 2020-11-27 rob raeside
- Oxford University - Exeter College (England) 2020-11-27 rob raeside
- Oxford University - Green-Templeton College (England) 2020-11-27 rob raeside
- Oxford University - Green College (1979 – 2008) (England) 2019-04-10 rob raeside
- Oxford University - Hertford College (England) 2020-11-27 rob raeside
- Oxford University - Isis Societies 1848 (England) 2019-03-16 rob raeside
- Oxford University - Jesus College (England) 2020-11-27 rob raeside
- Oxford University - Keble College (England) 2020-11-27 rob raeside
- Oxford University - Kellogg College (England) 2019-03-16 rob raeside
- Oxford University - Lady Margaret Hall College (England) 2020-11-27 rob raeside
- Oxford University - Linacre College (England) 2020-11-27 rob raeside
- Oxford University - Lincoln College (England) 2020-11-27 rob raeside
- Oxford University - Magdalen College (England) 2020-11-27 rob raeside
- Oxford University - Mansfield College (England) 2020-11-27 rob raeside
- Oxford University - Merton College (England) 2020-11-27 rob raeside
- Oxford University - New College (England) 2020-11-27 rob raeside
- Oxford University - Nuffield College (England) 2019-04-10 rob raeside
- Oxford University - Oriel College (England) 2020-11-27 rob raeside
- Oxford University - Pembroke College (England) 2025-07-18 rob raeside
- Oxford University - Queen's College (England) 2020-11-27 rob raeside
- Oxford University - Regents Park College (England) 2020-11-27 rob raeside
- Oxford University - Somerville College (England) 2020-11-27 rob raeside
- Oxford University - St. Anne's College (England) 2020-11-27 rob raeside
- Oxford University - St. Antony's College (England) 2020-11-27 rob raeside
- Oxford University - St. Catherine's College (England) 2020-11-27 rob raeside
- Oxford University - St. Edmund Hall (England) 2020-11-27 rob raeside
- Oxford University - St. Hilda's College (England) 2020-11-27 rob raeside
- Oxford University - St. Hugh's College (England) 2020-11-27 rob raeside
- Oxford University - St. Johns College (England) 2020-11-27 rob raeside
- Oxford University - St. Peter's College (England) 2020-11-27 rob raeside
- Oxford University - Trinity College (England) 2020-11-27 rob raeside
- Oxford University - University College (England) 2020-11-27 rob raeside
- Oxford University - Wadham College (England) 2020-11-27 rob raeside
- Oxford University - Wolfson College (England) 2020-11-27 rob raeside
- Oxford University - Worcester College (England) 2025-07-18 rob raeside
- Oxford University (England) 2020-11-27 rob raeside
- Oxford University Boat Club (England) 2019-04-11 rob raeside
- Oxford Youth Sailing Club (United Kingdom) 2021-11-05 rob raeside
- Oxford, Alabama (U.S.) 2019-07-20 rick wyatt
- Oxford, Alabama (U.S.) 2025-04-18 rick wyatt
- Oxford, Connecticut (U.S.) 2024-01-26 rick wyatt
- Oxford, Kansas (U.S.) 2021-07-09 rick wyatt
- Oxford, Maryland (U.S.) 2020-12-27 rick wyatt
- Oxford, Maryland (U.S.) 2024-05-24 rick wyatt
- Oxford, Massachusetts (U.S.) 2020-06-19 rick wyatt
- Oxford, Mississippi (U.S.) 2021-11-19 rick wyatt
- Oxford, North Carolina (U.S.) 2022-07-22 rick wyatt
- Oxford, Ohio (U.S.) 2024-12-20 peter hans van den muijzenberg
- Oxford, Oxfordshire (England) 2021-01-29 rob raeside
- Oxfordshire (England) 2022-06-24 rob raeside
- Oxley Sailing Club (Australia) 2021-07-23 ian macdonald
- Oxnard College (U.S.) 2022-06-17 rick wyatt
- Oxnard, California (U.S) 2020-12-18 rick wyatt
- Oy-Mittelberg Municipality (Germany) 2020-09-11 klaus-michael schneider
- Oyabe City (Toyama Prefecture, Japan) 2023-06-07 zachary harden
- Oyama City [Tochigi prefecture Japan] 2023-06-07 zachary harden
- Oyama Town [Shizuoka prefecture Japan] 2023-06-07 zachary harden
- Oyamazaki Town (Kyōto Prefecture, Japan) 2023-06-07 zachary harden
- Oybin Municipality (Germany) 2022-09-16 klaus-michael schneider
- Oyen, Alberta (Canada) 2019-07-30 rob raeside
- Oyer, Oppland (Norway) 2021-08-27 christopher oehler
- Oyo State (Nigeria) 2022-10-28 bruce berry
- Oyodo Town (Nara Prefecture, Japan) 2023-06-07 zachary harden
- Oyonnax (Municipality, Ain, France) 2019-05-11 ivan sache
- Oyster Bay, New York (U.S.) 2021-05-01 rick wyatt
- Oyster Bay, New York (U.S.) 2025-01-03 rick wyatt
- Oyster Point Yacht Club (U.S.) 2022-08-18 rick wyatt
- Oystre Slidre, Oppland (Norway) 2021-08-27 christopher oehler
- Oyten Municipality (Germany) 2023-12-30 klaus-michael schneider
- Oz (Municipality, Isère, France) 2024-01-28 olivier touzeau
- Oz (Series of novels) 2019-02-16 peter hans van den muijzenberg
- Ozalj (Town, Karlovac County, Croatia) 2023-03-24 rob raeside
- Ozark Christian College (U.S.) 2025-07-25 rick wyatt
- Ozark, Alabama (U.S.) 2020-12-18 rick wyatt
- Ozark, Alabama (U.S.) 2024-06-14 rick wyatt
- Ozark, Missouri (U.S.) 2019-12-27 rick wyatt
- Ozarka College (U.S.) 2022-06-24 rick wyatt
- Ozarks Technical Community College (U.S.) 2025-07-25 rick wyatt
- Ozatlan (Usulutan, El Salvador) 2020-05-22 rob raeside
- Ozaukee County, Wisconsin (U.S.) 2021-11-05 rick wyatt
- Ozaukee County, Wisconsin (U.S.) 2024-02-16 rick wyatt
- Ozd (Borsod-Abauj-Zemplen, Hungary) 2023-06-07 zachary harden
- Ozerna (Kyiv, Ukraine) 2020-07-31 rob raeside
- Ozerna (Kyiv, Ukraine) 2023-01-28 martin karner
- Ozimek district (Poland) 2021-11-05 rob raeside
- Ozolnieki (Latvia) 2023-06-07 zachary harden
- Ozorków city (Poland) 2021-11-05 rob raeside
- Ozu City (Ehime Prefecture, Japan) 2023-06-07 zachary harden
- Ozu Town (Kumamoto prefecture, Japan) 2023-06-07 zachary harden
- Ozumba, State of Mexico (Mexico) 2022-11-11 juan manuel gabino villascán
- Ozurgeti (Municipality, Georgia) 2018-12-29 ivan sache
- Ozyorsk city (Chel. region, Russia) 2021-08-27 valentin poposki
- Ozyory County (Moscow region, Russia) 2021-08-27 valentin poposki

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