| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| 奧什米亞內 | city | Grodnenskaya Oblast' | Belarus | 54.42 | 25.94 | 830 | 2384 |
| 奧伊斯基興 | city | Nordrhein-Westfalen | Germany | 50.66 | 6.79 | 830 | 52222 |
| 奧伊考 | city | Veszprem | Hungary | 47.10 | 17.56 | 862 | 30787 |
| 奧佐爾庫夫 | city | Lodzkie | Poland | 51.96 | 19.30 | 410 | 26415 |
| 奧克利 | city | California | United States | 38.00 | -121.71 | 13 | |
| 奧克姆 | city | Rutland | United Kingdom | 52.67 | -0.73 | 367 | 12426 |
| 奧克蘭 | city | California | United States | 37.80 | -122.27 | 3 | |
| 奧克蘭 | city | Maryland | United States | 39.41 | -79.41 | 2509 | |
| 奧克蘭都會區 | city | New Zealand | -36.87 | 174.77 | 85 | 204441 | |
| 奧列涅戈爾斯克 | city | Murmanskaya Oblast' | Russia | 68.14 | 33.27 | 830 | 4280 |
| 奧列西科 | city | L'vivs'ka Oblast' | Ukraine | 49.96 | 24.89 | 830 | 4890 |
| 奧列霍沃-祖耶沃 | city | Moskovskaya Oblast' | Russia | 55.81 | 38.96 | 410 | 162340 |
| 奧利沃斯 | city | Buenos Aires | Argentina | -34.51 | -58.49 | 6 | 479351 |
| 奧利韋拉杜奧什皮塔爾 | city | Coimbra | Portugal | 40.36 | -7.86 | 1669 | 14367 |
| 奧博克 | city | Obock | Djibouti | 11.96 | 43.29 | 0 | 6775 |
| 奧博爾尼基 | city | Wielkopolskie | Poland | 52.65 | 16.81 | 200 | 7003 |
| 奧卡 | city | Anambra | Nigeria | 6.21 | 7.07 | 830 | 130079 |
| 奧卡尼亞 | city | Norte de Santander | Colombia | 8.24 | -73.36 | 4189 | 65559 |
| 奧卡漢賈 | city | Otjozondjupa | Namibia | -21.98 | 16.92 | 4347 | 8997 |
| 奧厄 | city | Sachsen | Germany | 50.59 | 12.71 | 1669 | 49860 |
| 奧古斯塔 | city | Western Australia | Australia | -34.32 | 115.16 | 22 | 307 |
| 奧古斯塔港 | city | South Australia | Australia | -32.50 | 137.77 | 39 | 7111 |
| 奧古林 | city | Karlovacka Zupanija | Croatia | 45.27 | 15.23 | 1069 | 13485 |
| 奧喬里奧斯 | city | Saint Ann | Jamaica | 18.41 | -77.10 | 173 | 11786 |
| 奧塔瓦洛 | city | Imbabura | Ecuador | 0.23 | -78.26 | 8530 | 44895 |
| 奧塞克 | city | Czech Republic | 50.62 | 13.69 | 885 | 31248 | |
| 奧塞奇納 | city | Liberecky Kraj | Czech Republic | 50.70 | 14.92 | 1669 | 5326 |
| 奧多拉努夫 | city | Wielkopolskie | Poland | 51.58 | 17.67 | 383 | 7985 |
| 奧多爾黑尤-塞庫耶斯克 | city | Harghita | Romania | 46.30 | 25.30 | 1709 | 34638 |
| 奧夫特林根 | city | Aargau | Switzerland | 47.31 | 7.93 | 1669 | 64986 |
| 奧夫雷貢城 | city | Sonora | Mexico | 27.49 | -109.94 | 121 | 51471 |
| 奧夫魯奇 | city | Zhytomyrs'ka Oblast' | Ukraine | 51.32 | 28.80 | 830 | 2086 |
| 奧奇瓦龍戈 | city | Otjozondjupa | Namibia | -20.45 | 16.65 | 5029 | 12512 |
| 奧奈叢林 | city | France | 48.94 | 2.49 | 150 | 425185 | |
| 奧姆利 | city | Aust-Agder | Norway | 58.78 | 8.50 | 866 | 149 |
| 奧姆斯柯克 | city | Lancashire | United Kingdom | 53.57 | -2.90 | 147 | 25775 |
| 奧尼 | city | Rach'a-Lechkhumi da Kvemo Svaneti | Georgia | 42.58 | 43.44 | 3349 | 5699 |
| 奧尼查 | city | Anambra | Nigeria | 6.15 | 6.79 | 236 | 483206 |
| 奧州 | city | Iwate | Japan | 39.14 | 141.17 | 157 | 59875 |
| 奧州市 | city | Iwate | Japan | 39.14 | 141.17 | 157 | 59875 |
| 奧布佐爾 | city | Burgas | Bulgaria | 42.82 | 27.88 | 3 | 2659 |
| 奧布希夫 | city | Kyyivs'ka Oblast' | Ukraine | 50.11 | 30.62 | 830 | 7491 |
| 奧布日茨科 | city | Wielkopolskie | Poland | 52.71 | 16.53 | 154 | 5182 |
| 奧布羅瓦茨 | city | Zadarska Zupanija | Croatia | 44.20 | 15.68 | 265 | 21011 |
| 奧布費登 | city | Zurich | Switzerland | 47.26 | 8.41 | 1669 | 29731 |
| 奧布雷諾瓦茨 | city | Beograd | Serbia | 44.65 | 20.20 | 252 | 78882 |
| 奧帕圖夫 | city | Swietokrzyskie | Poland | 50.80 | 21.42 | 830 | 8415 |
| 奧帕萊尼察 | city | Wielkopolskie | Poland | 52.31 | 16.41 | 216 | 8463 |
| 奧庫洛夫卡 | city | Novgorodskaya Oblast' | Russia | 58.40 | 33.29 | 830 | 925 |
| 奧廖爾 | city | Orlovskaya Oblast' | Russia | 52.97 | 36.08 | 830 | 130019 |
| 奧得河畔克羅斯諾 | city | Lubuskie | Poland | 52.05 | 15.10 | 118 | 5816 |
| 奧得河畔比托姆 | city | Lubuskie | Poland | 51.73 | 15.83 | 223 | 6031 |
| 奧恰基夫 | city | Mykolayivs'ka Oblast' | Ukraine | 46.61 | 31.55 | 3 | 1608 |
| 奧扎魯夫 | city | Swietokrzyskie | Poland | 50.89 | 21.66 | 830 | 5328 |
| 奧扎齊 | city | Odzaci | Serbia | 45.51 | 19.26 | 295 | 3874 |
| 奧托佩尼 | city | Ilfov | Romania | 44.55 | 26.07 | 265 | 68207 |
| 奧托查茨 | city | Licko-Senjska Zupanija | Croatia | 44.87 | 15.24 | 1669 | 1768 |
| 奧拉涅斯塔德 | city | Aruba | 12.52 | -70.03 | 45 | 37514 | |
| 奧拉瓦里亞 | city | Buenos Aires | Argentina | -36.89 | -60.32 | 830 | 19394 |
| 奧拉西 | city | Kansas | United States | 38.88 | -94.82 | 1040 | |
| 奧揚泰坦博 | city | Cusco | Peru | -13.26 | -72.26 | 10160 | 3293 |
| 奧斯切舒夫 | city | Wielkopolskie | Poland | 51.43 | 17.93 | 830 | 9711 |
| 奧斯卡港 | city | Kalmar | Sweden | 57.27 | 16.43 | 95 | 3870 |
| 奧斯塔什科夫 | city | Tverskaya Oblast' | Russia | 57.15 | 33.11 | 830 | 4785 |
| 奧斯拉瓦尼 | city | Jihomoravsky Kraj | Czech Republic | 49.12 | 16.34 | 875 | 5825 |
| 奧斯拉瓦河畔奧斯特羅夫 | city | Vysocina | Czech Republic | 49.49 | 15.99 | 1791 | 5606 |
| 奧斯曼尼耶 | city | Osmaniye | Turkey | 37.07 | 36.25 | 400 | 99906 |
| 奧斯特拉維采河畔弗里德蘭特 | city | Moravskoslezsky Kraj | Czech Republic | 49.59 | 18.36 | 1669 | 4872 |
| 奧斯特羅夫 | city | Karlovarsky Kraj | Czech Republic | 50.31 | 12.95 | 1669 | 26691 |
| 奧斯特羅夫 | city | Pskovskaya Oblast' | Russia | 57.34 | 28.35 | 190 | 3207 |
| 奧斯特羅戈日斯克 | city | Voronezhskaya Oblast' | Russia | 50.87 | 39.08 | 337 | 46025 |
| 奧斯特羅文卡 | city | Mazowieckie | Poland | 53.09 | 21.58 | 314 | 65728 |
| 奧斯特羅赫 | city | Rivnens'ka Oblast' | Ukraine | 50.33 | 26.51 | 830 | 4513 |
| 奧斯特羅韋茨 | city | Grodnenskaya Oblast' | Belarus | 54.61 | 25.96 | 830 | 1490 |
| 奧斯特羅魯格 | city | Wielkopolskie | Poland | 52.63 | 16.45 | 249 | 4949 |
| 奧斯特蒙迪根 | city | Bern | Switzerland | 46.96 | 7.49 | 1876 | 123869 |
| 奧斯特豪特 | city | Noord-Brabant | Netherlands | 51.65 | 4.88 | 6 | 59789 |
| 奧斯特魯達 | city | Warminsko-Mazurskie | Poland | 53.70 | 19.96 | 403 | 45455 |
| 奧斯陸 | city | Oslo | Norway | 59.92 | 10.75 | 42 | 81893 |
| 奧日什 | city | Warminsko-Mazurskie | Poland | 53.81 | 21.95 | 830 | 2077 |
| 奧普菲孔 | city | Zurich | Switzerland | 47.43 | 8.58 | 1669 | 160852 |
| 奧普達爾 | city | Sor-Trondelag | Norway | 62.60 | 9.67 | 1778 | 1602 |
| 奧本 | city | New South Wales | Australia | -33.85 | 151.03 | 22 | 219354 |
| 奧本 | city | Argyll and Bute | United Kingdom | 56.42 | -5.47 | 209 | 0 |
| 奧本 | city | Maine | United States | 44.10 | -70.23 | 200 | |
| 奧本 | city | New York | United States | 42.93 | -76.57 | 830 | |
| 奧本山 | city | Michigan | United States | 42.69 | -83.23 | 994 | |
| 奧林匹亞 | city | Washington | United States | 47.04 | -122.90 | 91 | |
| 奧林達 | city | Pernambuco | Brazil | -8.02 | -34.85 | 0 | 438511 |
| 奧柏尼 | city | California | United States | 37.89 | -122.30 | 85 | |
| 奧格斯特 | city | Aargau | Switzerland | 47.54 | 7.72 | 977 | 78304 |
| 奧格羅傑涅茨 | city | Slaskie | Poland | 50.45 | 19.52 | 1669 | 13407 |
| 奧沙卡蒂 | city | Oshana | Namibia | -17.78 | 15.68 | 3526 | 34521 |
| 奧沙華 | city | Ontario | Canada | 43.90 | -78.87 | 344 | 107455 |
| 奧波奇諾 | city | Kralovehradecky Kraj | Czech Republic | 50.27 | 16.11 | 1000 | 8296 |
| 奧波奇諾 | city | Lodzkie | Poland | 51.38 | 20.29 | 830 | 24558 |
| 奧波沃 | city | Opovo | Serbia | 45.05 | 20.43 | 223 | 4950 |
| 奧泰佩 | city | Valgamaa | Estonia | 58.06 | 26.50 | 830 | 1299 |
| 奧洛涅茨 | city | Kareliya | Russia | 60.98 | 32.97 | 82 | 447 |
| 奧洛穆克 | city | Olomoucky Kraj | Czech Republic | 49.59 | 17.25 | 830 | 57054 |
| 奧海鎮 | city | California | United States | 34.45 | -119.24 | 830 | |
| 奧深水 | city | Gaoxiong | Taiwan | 22.78 | 120.41 | 223 | 76345 |
| 奧漢斯克 | city | Permskiy Kray | Russia | 57.72 | 55.39 | 367 | 963 |
| 奧濟梅克 | city | Opolskie | Poland | 50.68 | 18.22 | 830 | 12769 |
| 奧焦雷 | city | Moskovskaya Oblast' | Russia | 54.86 | 38.55 | 830 | 32648 |
| 奧熱列利耶 | city | Moskovskaya Oblast' | Russia | 54.79 | 38.27 | 830 | 19575 |
| 奧爾 | city | Buskerud | Norway | 60.63 | 8.57 | 1669 | 961 |
| 奧爾什蒂內克 | city | Warminsko-Mazurskie | Poland | 53.58 | 20.29 | 830 | 2811 |
| 奧爾利采河畔烏斯季 | city | Pardubicky Kraj | Czech Republic | 49.98 | 16.40 | 1164 | 22937 |
| 奧爾利采河畔科斯泰萊茨 | city | Kralovehradecky Kraj | Czech Republic | 50.12 | 16.21 | 951 | 8449 |
| 奧爾塔 | city | Acores | Portugal | 38.53 | -28.63 | 3 | 9321 |
| 奧爾尼 | city | Milton Keynes | United Kingdom | 52.15 | -0.70 | 229 | 11655 |
| 奧爾巴尼 | city | Georgia | United States | 31.58 | -84.16 | 203 | |
| 奧爾平頓 | city | Bromley | United Kingdom | 51.35 | 0.10 | 830 | 128248 |
| 奧爾庫什 | city | Malopolskie | Poland | 50.28 | 19.56 | 1249 | 52975 |
| 奧爾弗里斯頓 | city | East Sussex | United Kingdom | 50.80 | 0.15 | 190 | 21553 |
| 奧爾德伯里 | city | Sandwell | United Kingdom | 52.50 | -2.02 | 830 | 261264 |
| 奧爾德姆 | city | Oldham | United Kingdom | 53.55 | -2.12 | 830 | 135575 |
| 奧爾德敦 | city | Maine | United States | 44.93 | -68.65 | 98 | |
| 奧爾德肖特 | city | Hampshire | United Kingdom | 51.25 | -0.77 | 249 | 131255 |
| 奧爾斯克 | city | Orenburgskaya Oblast' | Russia | 51.20 | 58.57 | 830 | 25480 |
| 奧爾杜巴德 | city | Ordubad | Azerbaijan | 38.91 | 46.02 | 3349 | 14850 |
| 奧爾比亞 | city | Sardegna | Italy | 40.92 | 9.52 | 0 | 9794 |
| 奧爾沃 | city | Pays de la Loire | France | 47.27 | -1.62 | 154 | 91089 |
| 奧爾洛夫 | city | Kirovskaya Oblast' | Russia | 58.54 | 48.89 | 341 | 745 |
| 奧爾洛瓦 | city | Moravskoslezsky Kraj | Czech Republic | 49.86 | 18.44 | 889 | 72616 |
| 奧爾海伊 | city | Orhei | Moldova | 47.38 | 28.82 | 410 | 45814 |
| 奧爾溫 | city | Bern | Switzerland | 47.16 | 7.22 | 2509 | 46514 |
| 奧爾滕 | city | Solothurn | Switzerland | 47.36 | 7.91 | 1669 | 58264 |
| 奧爾米格羅斯 | city | Puerto Rico | United States | 18.14 | -67.13 | 85 | |
| 奧爾良 | city | Centre-Val de Loire | France | 47.90 | 1.90 | 311 | 159255 |
| 奧爾蓬德 | city | Bern | Switzerland | 47.14 | 7.31 | 1669 | 65586 |
| 奧爾金 | city | Holguin | Cuba | 20.89 | -76.26 | 830 | 235709 |
| 奧特朗托 | city | Puglia | Italy | 40.15 | 18.50 | 0 | 3512 |
| 奧特沃茨克 | city | Mazowieckie | Poland | 52.12 | 21.31 | 396 | 46032 |
| 奧特穆胡夫 | city | Opolskie | Poland | 50.47 | 17.17 | 830 | 6786 |
| 奧特維爾 | city | Freiburg | Switzerland | 46.67 | 7.11 | 2919 | 9573 |
| 奧特羅科維采 | city | Zlinsky Kraj | Czech Republic | 49.20 | 17.54 | 830 | 34515 |
| 奧特芬根 | city | Zurich | Switzerland | 47.46 | 8.39 | 1669 | 60830 |
| 奧特里夫 | city | Freiburg | Switzerland | 46.76 | 7.12 | 2509 | 44434 |
| 奧特馬爾辛根 | city | Aargau | Switzerland | 47.40 | 8.22 | 1669 | 41402 |
| 奧班尼 | city | Western Australia | Australia | -35.00 | 117.87 | 314 | 22128 |
| 奧瓦列 | city | Coquimbo | Chile | -30.60 | -71.20 | 859 | 51884 |
| 奧瓦瓦 | city | Dolnoslaskie | Poland | 50.94 | 17.30 | 830 | 42798 |
| 奧盧 | city | Norra Osterbotten | Finland | 65.02 | 25.47 | 49 | 19697 |
| 奧祖爾蓋蒂 | city | Guria | Georgia | 41.92 | 42.01 | 288 | 32955 |
| 奧穆特寧斯克 | city | Kirovskaya Oblast' | Russia | 58.67 | 52.19 | 830 | 8867 |
| 奧索尼亞 | city | Ticino | Switzerland | 46.31 | 8.99 | 2677 | 7087 |
| 奧羅拉 | city | Ontario | Canada | 44.00 | -79.47 | 905 | 87455 |
| 奧胡斯 | city | Skane | Sweden | 55.92 | 14.28 | 9 | 6031 |
| 奧茨胡恩 | city | Western Cape | South Africa | -33.59 | 22.21 | 1053 | 57780 |
| 奧莫爾 | city | Vastra Gotaland | Sweden | 59.05 | 12.70 | 164 | 6372 |
| 奧萊什尼采 | city | Pardubicky Kraj | Czech Republic | 49.56 | 16.42 | 1925 | 2431 |
| 奧萊希尼察 | city | Dolnoslaskie | Poland | 51.21 | 17.39 | 830 | 48541 |
| 奧萊斯諾 | city | Opolskie | Poland | 50.88 | 18.42 | 830 | 6418 |
| 奧萊茨科 | city | Warminsko-Mazurskie | Poland | 54.04 | 22.51 | 830 | 6180 |
| 奧萬大 | city | Nantou | Taiwan | 23.95 | 121.18 | 5127 | 12954 |
| 奧蒂尼 | city | Freiburg | Switzerland | 46.74 | 7.02 | 2509 | 10261 |
| 奧薩 | city | Permskiy Kray | Russia | 57.28 | 55.46 | 301 | 8500 |
| 奧蘭 | city | Salta | Argentina | -23.13 | -64.32 | 1095 | 57269 |
| 奧西耶爾 | city | Valais | Switzerland | 46.03 | 7.14 | 3517 | 1738 |
| 奧西都哈斯 | city | Bourgogne | France | 46.99 | 4.75 | 830 | 4407 |
| 奧謝奇納 | city | Wielkopolskie | Poland | 51.91 | 16.68 | 242 | 4749 |
| 奧賽 | city | France | 48.70 | 2.19 | 830 | 107910 | |
| 奧賽羅 | city | Washington | United States | 46.83 | -119.18 | 1099 | |
| 奧赫熱河畔金什佩爾克 | city | Karlovarsky Kraj | Czech Republic | 50.12 | 12.53 | 1669 | 5520 |
| 奧赫達城 | city | Zulia | Venezuela | 10.20 | -71.31 | 3 | 55836 |
| 奧辛尼基 | city | Kemerovskaya Oblast' | Russia | 53.62 | 87.36 | 1082 | 104161 |
| 奧辛根 | city | Zurich | Switzerland | 47.61 | 8.73 | 1669 | 8995 |
| 奧迭內 | city | Denguele | Cote D'Ivoire (Ivory Coast) | 9.51 | -7.56 | 1669 | 45425 |
| 奧里利亞 | city | Ontario | Canada | 44.60 | -79.42 | 830 | 37350 |
| 奧里廖 | city | Ticino | Switzerland | 46.05 | 8.95 | 2034 | 65655 |
| 奧里薩巴 | city | Veracruz | Mexico | 18.85 | -97.10 | 4189 | 95246 |
| 奧里韋西 | city | Birkaland | Finland | 61.68 | 24.35 | 387 | 835 |
| 奧里馬蒂拉 | city | Paijat-Hame | Finland | 60.80 | 25.75 | 282 | 7122 |
| 奧金佐沃 | city | Moskovskaya Oblast' | Russia | 55.68 | 37.28 | 830 | 144965 |
| 奧韋尼耶 | city | Neuchatel | Switzerland | 46.98 | 6.88 | 1669 | 39780 |
| 奧韋拉 | city | Misiones | Argentina | -27.49 | -55.12 | 1207 | 44842 |
| 奧韋里 | city | Imo | Nigeria | 5.48 | 7.03 | 830 | 503578 |
| 奧馬 | city | Fermanagh and Omagh | United Kingdom | 54.60 | -7.29 | 255 | 3129 |
| 奧馬林根 | city | Basel-Landschaft | Switzerland | 47.47 | 7.86 | 1669 | 21426 |