| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ora-ri | city | Kyonggi-do | Korea, Republic of (South) | 37.6533333 | 126.6233333 | 52 | 82786 |
| Orak-tong | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.55 | 126.3833333 | 0 | 5804 |
| Oral-li | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Oram-ni | city | | Korea, Republic of (South) | 35.1 | 126.3166667 | 52 | 9547 |
| Oran-chin | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Oran-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Oran-ri | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Oranchin-ko | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Oranchin-kō | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Orang-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.95 | 126.3166667 | 0 | 8864 |
| Orang-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Orangdo-ri | city | Cholla-bukto | Korea, Republic of (South) | 35.9658333 | 126.5683333 | 0 | 2164 |
| Oranjin | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Orantin | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Orantin Ko | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Orantin Kō | city | Cholla-namdo | Korea, Republic of (South) | 34.3533333 | 126.4761111 | 0 | 6664 |
| Orau | city | Kangwon-do | Korea, Republic of (South) | 37.7063889 | 127.6180556 | 564 | 12231 |
| Ore-ch'on | city | | Korea, Republic of (South) | 35.2666667 | 127.0833333 | 511 | 25017 |
| Orgudong | city | Soul-t'ukpyolsi | Korea, Republic of (South) | 37.4833333 | 126.8333333 | 91 | 596056 |
| Ori-dong | city | Cholla-namdo | Korea, Republic of (South) | 34.8666667 | 126.1333333 | 13 | 5518 |
| Ori-dong | city | Kyonggi-do | Korea, Republic of (South) | 37.9927778 | 126.8402778 | 68 | 82781 |
| Ori-gol | city | Kyonggi-do | Korea, Republic of (South) | 37.9497222 | 126.8638889 | 150 | 89149 |
| Ori-gol | city | Kyonggi-do | Korea, Republic of (South) | 37.5269444 | 127.5991667 | 459 | 89708 |
| Ori-ri | city | | Korea, Republic of (South) | 34.65 | 127.3833333 | 154 | 19275 |
| Ori-ri | city | Kyongsang-namdo | Korea, Republic of (South) | 34.7702778 | 127.8577778 | 423 | 24601 |
| Orijong | city | Kyonggi-do | Korea, Republic of (South) | 37.7 | 126.5666667 | 82 | 82509 |
| Orijong | city | Kyongsang-namdo | Korea, Republic of (South) | 34.7702778 | 127.8577778 | 423 | 24601 |
| Orijŏng | city | Kyonggi-do | Korea, Republic of (South) | 37.7 | 126.5666667 | 82 | 82509 |
| Orijŏng | city | Kyongsang-namdo | Korea, Republic of (South) | 34.7702778 | 127.8577778 | 423 | 24601 |
| Orikkimi | city | Cholla-namdo | Korea, Republic of (South) | 34.6619444 | 125.9741667 | 0 | 7302 |
| Orim | city | Cholla-namdo | Korea, Republic of (South) | 34.5833333 | 126.05 | 62 | 6630 |
| Orim | city | Cholla-namdo | Korea, Republic of (South) | 34.7833333 | 126.15 | 39 | 8509 |
| Orim | city | Cholla-bukto | Korea, Republic of (South) | 35.3769444 | 126.6566667 | 475 | 28319 |
| Orim | city | Cholla-namdo | Korea, Republic of (South) | 34.9333333 | 126.7666667 | 282 | 21322 |
| Orim | city | | Korea, Republic of (South) | 34.7666667 | 127.7166667 | 203 | 15153 |
| Orim | city | Ch'ungch'ong-bukto | Korea, Republic of (South) | 36.9666667 | 127.95 | 616 | 22089 |
| Orim-dong | city | Kyongsang-namdo | Korea, Republic of (South) | 35.6 | 128.0333333 | 436 | 41984 |
| Orim-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.5833333 | 126.0458333 | 29 | 6630 |
| Orim-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.5833333 | 126.05 | 62 | 6630 |
| Orim-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.7833333 | 126.15 | 39 | 8509 |
| Orim-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.9333333 | 126.7666667 | 282 | 21322 |
| Orim-ni | city | | Korea, Republic of (South) | 34.7666667 | 127.7166667 | 203 | 15153 |
| Orim-ni | city | Ch'ungch'ong-bukto | Korea, Republic of (South) | 36.9666667 | 127.95 | 616 | 22089 |
| Orimok | city | Ch'ungch'ong-bukto | Korea, Republic of (South) | 36.75 | 127.6833333 | 859 | 22162 |
| Orimp'o | city | Kangwon-do | Korea, Republic of (South) | 37.8044444 | 127.2152778 | 547 | 89874 |
| Orin | city | Kyongsang-bukto | Korea, Republic of (South) | 35.5877778 | 128.7808333 | 944 | 18065 |
| Orin-dong | city | Kyongsang-bukto | Korea, Republic of (South) | 35.5877778 | 128.7808333 | 944 | 18065 |
| Orisang-ch'on | city | Kangwon-do | Korea, Republic of (South) | 37.29 | 128.9177778 | 2769 | 9373 |
| Orong-ni | city | Kyongsang-bukto | Korea, Republic of (South) | 36.9741667 | 128.7338889 | 935 | 15716 |
| Oru | city | Inch'on-gwangyoksi | Korea, Republic of (South) | 37.0861111 | 125.9572222 | 0 | 2274 |
| Orumbi | city | Cheju-do | Korea, Republic of (South) | 33.4005556 | 126.3294444 | 734 | 31585 |
| Orumsaekki-dong | city | Cheju-do | Korea, Republic of (South) | 33.4833333 | 126.75 | 698 | 34169 |
| Orumsakki-dong | city | Cheju-do | Korea, Republic of (South) | 33.4833333 | 126.75 | 698 | 34169 |
| Orumshil | city | Kyongsang-bukto | Korea, Republic of (South) | 35.7997222 | 128.1997222 | 459 | 18568 |
| Orumsil | city | Kyongsang-bukto | Korea, Republic of (South) | 35.7997222 | 128.1997222 | 459 | 18568 |
| Orung-ni | city | Kyonggi-do | Korea, Republic of (South) | 37.8441667 | 126.8652778 | 236 | 89822 |
| Orung-ni | city | | Korea, Republic of (South) | 35.1833333 | 127.3666667 | 538 | 21256 |
| Orya-ri | city | Kyongsang-bukto | Korea, Republic of (South) | 35.8263889 | 129.4961111 | 75 | 14382 |
| Oryang-ni | city | Cholla-namdo | Korea, Republic of (South) | 34.9833333 | 126.6666667 | 16 | 21309 |
| Orye-ch'on | city | | Korea, Republic of (South) | 35.2666667 | 127.0833333 | 511 | 25017 |
| Orye-ri | city | Cholla-namdo | Korea, Republic of (South) | 35.2677778 | 127.0791667 | 511 | 25017 |
| Oryong | city | | Korea, Republic of (South) | 34.9 | 127.4833333 | 147 | 18700 |
| Oryong | city | Kyongsang-namdo | Korea, Republic of (South) | 34.8583333 | 128.0255556 | 82 | 26382 |
| Oryong | city | Kyongsang-bukto | Korea, Republic of (South) | 36.5794444 | 128.2747222 | 193 | 17577 |
| Oryong | city | Kyongsang-namdo | Korea, Republic of (South) | 35.3077778 | 128.4736111 | 413 | 42138 |
| Oryong-dong | city | | Korea, Republic of (South) | 35.05 | 126.25 | 26 | 9486 |
| Oryong-dong | city | Kyonggi-do | Korea, Republic of (South) | 37.6666667 | 126.8166667 | 98 | 89155 |
| Oryong-dong | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.8166667 | 126.8666667 | 29 | 23298 |
| Oryong-gol | city | Kyonggi-do | Korea, Republic of (South) | 37.6666667 | 126.8166667 | 98 | 89155 |
| Oryong-gol | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.45 | 126.8833333 | 892 | 26796 |
| Oryong-gol | city | Kyonggi-do | Korea, Republic of (South) | 37.3761111 | 127.6197222 | 216 | 90378 |
| Oryong-gol | city | Kyongsang-namdo | Korea, Republic of (South) | 35.4594444 | 129.0222222 | 807 | 42049 |
| Oryong-kol | city | Kyonggi-do | Korea, Republic of (South) | 37.6666667 | 126.8166667 | 98 | 89155 |
| Oryong-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.8166667 | 126.8666667 | 29 | 23298 |
| Oryong-ni | city | Ch'ungch'ong-namdo | Korea, Republic of (South) | 36.45 | 126.8833333 | 892 | 26796 |
| Oryong-ni | city | Cholla-namdo | Korea, Republic of (South) | 35.2972222 | 127.075 | 597 | 22198 |
| Oryong-ni | city | Cholla-bukto | Korea, Republic of (South) | 35.8327778 | 127.3458333 | 1135 | 28196 |
| Oryong-ni | city | Kyongsang-bukto | Korea, Republic of (South) | 36.5794444 | 128.2747222 | 193 | 17577 |
| Oryongi | city | | Korea, Republic of (South) | 34.8333333 | 127.15 | 390 | 21354 |
| Oryongt'o | city | Kyongsang-namdo | Korea, Republic of (South) | 35.3077778 | 128.4736111 | 413 | 42138 |
| Oryu | city | Cholla-namdo | Korea, Republic of (South) | 34.6736111 | 125.9455556 | 62 | 8754 |
| Oryu | city | Cholla-namdo | Korea, Republic of (South) | 34.54 | 126.3297222 | 42 | 16417 |
| Oryu | city | | Korea, Republic of (South) | 34.9666667 | 127.6833333 | 636 | 19846 |
| Oryu-ch'on | city | | Korea, Republic of (South) | 35.1 | 126.3166667 | 52 | 9547 |
| Oryu-dong | city | | Korea, Republic of (South) | 35.1 | 126.3166667 | 52 | 9547 |
| Oryu-dong | city | Cholla-namdo | Korea, Republic of (South) | 35.0558333 | 126.3663889 | 52 | 7468 |
| Oryu-gol | city | Soul-t'ukpyolsi | Korea, Republic of (South) | 37.4833333 | 126.8333333 | 91 | 596056 |
| Oryu-ri | city | Cholla-namdo | Korea, Republic of (South) | 34.6736111 | 125.9455556 | 62 | 8754 |
| Oryu-ri | city | Cholla-namdo | Korea, Republic of (South) | 34.4166667 | 126.15 | 134 | 13085 |
| Oryu-ri | city | Cholla-namdo | Korea, Republic of (South) | 34.54 | 126.3297222 | 42 | 16417 |
| Oryu-ri | city | Cholla-namdo | Korea, Republic of (South) | 35.0558333 | 126.3663889 | 52 | 7468 |
| Oryu-ri | city | Soul-t'ukpyolsi | Korea, Republic of (South) | 37.4833333 | 126.8333333 | 91 | 596056 |
| Oryu-ri | city | Cholla-namdo | Korea, Republic of (South) | 34.9 | 127 | 826 | 21333 |
| Oryu-ri | city | Cholla-bukto | Korea, Republic of (South) | 35.6038889 | 127.3191667 | 534 | 28271 |
| Oryu-ri | city | Kyongsang-namdo | Korea, Republic of (South) | 34.9038889 | 128.3386111 | 255 | 25859 |
| Oryu-ri | city | Kyongsang-bukto | Korea, Republic of (South) | 35.9622222 | 129.0244444 | 524 | 17708 |
| Oryu-ri | city | Kyongsang-bukto | Korea, Republic of (South) | 35.8263889 | 129.4961111 | 75 | 14382 |
| Oryuch'on | city | | Korea, Republic of (South) | 34.4333333 | 127.2166667 | 0 | 6167 |
| Oryudong | city | Soul-t'ukpyolsi | Korea, Republic of (South) | 37.4833333 | 126.8333333 | 91 | 596056 |
| Oryujong | city | Inch'on-gwangyoksi | Korea, Republic of (South) | 37.6530556 | 126.3344444 | 0 | 32128 |
| Oryul-li | city | Kyongsang-namdo | Korea, Republic of (South) | 34.9038889 | 128.3386111 | 255 | 25859 |
| Oryun-dong | city | Kyongsang-namdo | Korea, Republic of (South) | 34.9038889 | 128.3386111 | 255 | 25859 |
| Oryun-ni | city | Kyongsang-namdo | Korea, Republic of (South) | 34.9038889 | 128.3386111 | 255 | 25859 |
| Oryunae | city | Inch'on-gwangyoksi | Korea, Republic of (South) | 37.7641667 | 126.4513889 | 108 | 74049 |
| Oryuumul | city | Inch'on-gwangyoksi | Korea, Republic of (South) | 37.6530556 | 126.3344444 | 0 | 32128 |
| Oryŏngi | city | | Korea, Republic of (South) | 34.8333333 | 127.15 | 390 | 21354 |
| Orŭmsakki-dong | city | Cheju-do | Korea, Republic of (South) | 33.4833333 | 126.75 | 698 | 34169 |
| Orŭmshil | city | Kyongsang-bukto | Korea, Republic of (South) | 35.7997222 | 128.1997222 | 459 | 18568 |
| Orŭmsil | city | Kyongsang-bukto | Korea, Republic of (South) | 35.7997222 | 128.1997222 | 459 | 18568 |
| Orŭng-ni | city | Kyonggi-do | Korea, Republic of (South) | 37.8441667 | 126.8652778 | 236 | 89822 |
| Orŭng-ni | city | | Korea, Republic of (South) | 35.1833333 | 127.3666667 | 538 | 21256 |