| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Om-gol | city | Chungnam | Korea, Republic of (South) | 36.64 | 126.54 | 193 | 11627 |
| Om-ni | city | Gyeongbuk | Korea, Republic of (South) | 36.38 | 128.71 | 830 | 6802 |
| Oma | city | Jeonnam | Korea, Republic of (South) | 34.53 | 127.20 | 26 | 8453 |
| Oma-ri | city | Jeonnam | Korea, Republic of (South) | 34.53 | 127.20 | 26 | 8344 |
| Omae | city | Korea, Republic of (South) | 35.18 | 126.90 | 118 | 394122 | |
| Omae | city | Jeonnam | Korea, Republic of (South) | 34.95 | 126.31 | 0 | 11286 |
| Omae | city | Jeonbuk | Korea, Republic of (South) | 35.89 | 127.14 | 88 | 48329 |
| Omaegol | city | Gyeonggi | Korea, Republic of (South) | 37.95 | 127.19 | 367 | 16027 |
| Omaesil | city | Gyeongnam | Korea, Republic of (South) | 35.55 | 127.61 | 1669 | 6208 |
| Omam-ni | city | Gyeongbuk | Korea, Republic of (South) | 36.46 | 128.20 | 341 | 31800 |
| Oman-dong | city | Gangwon | Korea, Republic of (South) | 37.26 | 128.42 | 830 | 498 |
| Oman-ni | city | Korea, Republic of (South) | 34.80 | 127.73 | 269 | 72926 | |
| Omang-dong | city | Chungnam | Korea, Republic of (South) | 36.51 | 126.48 | 0 | 8121 |
| Omangga | city | Gyeongbuk | Korea, Republic of (South) | 36.22 | 129.02 | 1669 | 5791 |
| Omani | city | Chungnam | Korea, Republic of (South) | 36.52 | 126.52 | 0 | 13008 |
| Ombaemi | city | Gyeongbuk | Korea, Republic of (South) | 36.05 | 128.07 | 305 | 9684 |
| Omdun | city | Gangwon | Korea, Republic of (South) | 37.35 | 128.24 | 1814 | 22 |
| Ome-gol | city | Gyeonggi | Korea, Republic of (South) | 37.95 | 127.19 | 367 | 16027 |
| Omgogae | city | Gyeongbuk | Korea, Republic of (South) | 36.32 | 128.65 | 830 | 6854 |
| Omgye | city | Jeonbuk | Korea, Republic of (South) | 35.65 | 127.08 | 830 | 9088 |
| Omi | city | Chungnam | Korea, Republic of (South) | 36.37 | 127.16 | 262 | 7301 |
| Omi | city | Incheon | Korea, Republic of (South) | 37.81 | 126.24 | 32 | 4689 |
| Omi | city | Gyeonggi | Korea, Republic of (South) | 37.19 | 127.10 | 127 | 169525 |
| Omi | city | Gyeonggi | Korea, Republic of (South) | 37.27 | 127.36 | 351 | 58300 |
| Omi | city | Gyeonggi | Korea, Republic of (South) | 37.48 | 127.47 | 173 | 10132 |
| Omi | city | Gyeonggi | Korea, Republic of (South) | 37.81 | 126.90 | 308 | 26681 |
| Omi | city | Gangwon | Korea, Republic of (South) | 37.92 | 127.71 | 249 | 78117 |
| Omi | city | Chungnam | Korea, Republic of (South) | 36.75 | 126.47 | 45 | 42261 |
| Omi | city | Gyeonggi | Korea, Republic of (South) | 37.16 | 127.63 | 209 | 8753 |
| Omi | city | Gangwon | Korea, Republic of (South) | 37.52 | 127.99 | 830 | 30920 |
| Omi | city | Chungnam | Korea, Republic of (South) | 36.50 | 126.71 | 301 | 16266 |
| Omi | city | Chungnam | Korea, Republic of (South) | 36.13 | 127.27 | 830 | 8497 |
| Omi | city | Gyeongbuk | Korea, Republic of (South) | 36.82 | 129.09 | 2647 | 1927 |
| Omi | city | Gyeongbuk | Korea, Republic of (South) | 36.86 | 129.28 | 1230 | 5967 |
| Omi | city | Chungbuk | Korea, Republic of (South) | 36.65 | 127.67 | 951 | 8769 |
| Omi Surwon-dong | city | Gangwon | Korea, Republic of (South) | 38.21 | 127.91 | 1204 | 3383 |
| Omi-gol | city | Gyeongbuk | Korea, Republic of (South) | 36.73 | 128.96 | 1669 | 2664 |
| Omi-ri | city | Chungbuk | Korea, Republic of (South) | 37.24 | 128.19 | 1669 | 10496 |
| Omigi | city | Gyeongbuk | Korea, Republic of (South) | 36.23 | 128.24 | 830 | 19267 |
| Omija-gol | city | Gangwon | Korea, Republic of (South) | 37.90 | 128.16 | 3349 | 2172 |
| Omiri | city | Chungnam | Korea, Republic of (South) | 36.72 | 127.00 | 830 | 27144 |
| Omirisurwolli | city | Gangwon | Korea, Republic of (South) | 38.21 | 127.91 | 1204 | 3383 |
| Omit | city | Gangwon | Korea, Republic of (South) | 37.14 | 129.18 | 830 | 0 |
| Omjang-gol | city | Chungbuk | Korea, Republic of (South) | 37.08 | 127.64 | 387 | 14542 |
| Omji | city | Gyeongnam | Korea, Republic of (South) | 35.55 | 128.61 | 830 | 11450 |
| Omjong | city | Gyeongbuk | Korea, Republic of (South) | 36.43 | 127.93 | 915 | 6045 |
| Omjong-ni | city | Chungnam | Korea, Republic of (South) | 36.09 | 127.50 | 830 | 15680 |
| Ommi-ri | city | Gyeonggi | Korea, Republic of (South) | 37.48 | 127.26 | 846 | 82125 |
| Ommok | city | Jeonnam | Korea, Republic of (South) | 34.68 | 125.95 | 52 | 5918 |
| Ommok | city | Jeonbuk | Korea, Republic of (South) | 36.11 | 127.26 | 187 | 8493 |
| Ommok-tong | city | Chungnam | Korea, Republic of (South) | 36.63 | 126.88 | 183 | 13872 |
| Ommokchong | city | Gyeongbuk | Korea, Republic of (South) | 35.64 | 128.65 | 341 | 7752 |
| Omo | city | Gyeongbuk | Korea, Republic of (South) | 36.18 | 128.13 | 242 | 35057 |
| Omogi | city | Chungbuk | Korea, Republic of (South) | 36.96 | 127.50 | 291 | 16554 |
| Omok | city | Gyeonggi | Korea, Republic of (South) | 37.74 | 127.09 | 249 | 310817 |
| Omok | city | Chungnam | Korea, Republic of (South) | 36.81 | 126.93 | 26 | 45552 |
| Omok | city | Jeonnam | Korea, Republic of (South) | 35.38 | 126.81 | 830 | 8493 |
| Omok-kol | city | Gyeonggi | Korea, Republic of (South) | 37.90 | 127.20 | 311 | 23454 |
| Omok-kol | city | Gangwon | Korea, Republic of (South) | 37.46 | 128.88 | 2936 | 2680 |
| Omok-kol | city | Gangwon | Korea, Republic of (South) | 38.00 | 128.18 | 1748 | 2086 |
| Omokch'on | city | Gyeonggi | Korea, Republic of (South) | 37.82 | 127.52 | 206 | 766 |
| Omokch'on-ni | city | Gyeonggi | Korea, Republic of (South) | 37.25 | 126.97 | 85 | 566444 |
| Omokchom | city | Chungbuk | Korea, Republic of (South) | 36.82 | 128.32 | 1758 | 4966 |
| Omokchon | city | Gyeonggi | Korea, Republic of (South) | 37.82 | 127.52 | 206 | 766 |
| Omokchon | city | Gyeonggi | Korea, Republic of (South) | 37.71 | 126.83 | 157 | 170971 |
| Omokchŏl | city | Chungnam | Korea, Republic of (South) | 36.77 | 126.74 | 49 | 13973 |
| Omokch’on | city | Gyeonggi | Korea, Republic of (South) | 37.82 | 127.52 | 206 | 766 |
| Omokch’ŏn-ni | city | Gyeonggi | Korea, Republic of (South) | 37.25 | 126.97 | 85 | 566444 |
| Omokdong | city | Gyeonggi | Korea, Republic of (South) | 37.94 | 126.74 | 114 | 19073 |
| Omokgol | city | Gyeonggi | Korea, Republic of (South) | 37.90 | 127.20 | 311 | 23454 |
| Omoksaemgeori | city | Jeonnam | Korea, Republic of (South) | 34.97 | 126.73 | 55 | 27025 |
| Omoksan | city | Chungnam | Korea, Republic of (South) | 36.26 | 126.86 | 3 | 20708 |
| Omong-ni | city | Chungnam | Korea, Republic of (South) | 36.88 | 127.22 | 291 | 71253 |
| Omong-ni | city | Chungnam | Korea, Republic of (South) | 36.80 | 126.92 | 32 | 45533 |
| Omong-ni | city | Gangwon | Korea, Republic of (South) | 37.27 | 128.27 | 830 | 2278 |
| Omong-ni | city | Gangwon | Korea, Republic of (South) | 37.17 | 129.19 | 1010 | 0 |
| Omongnae | city | Chungbuk | Korea, Republic of (South) | 36.82 | 128.32 | 1669 | 4966 |
| Omongnae | city | Jeonbuk | Korea, Republic of (South) | 35.82 | 127.02 | 75 | 76821 |
| Omongnae | city | Gyeongbuk | Korea, Republic of (South) | 35.85 | 128.76 | 173 | 172022 |
| Omongni | city | Gangwon | Korea, Republic of (South) | 37.17 | 129.19 | 1010 | 0 |
| Omp'o | city | Jeonnam | Korea, Republic of (South) | 34.75 | 126.42 | 26 | 28095 |
| Omp'o | city | Jeonnam | Korea, Republic of (South) | 34.59 | 127.23 | 19 | 9177 |
| Omsang-gol | city | Gyeonggi | Korea, Republic of (South) | 37.83 | 127.07 | 252 | 44353 |
| Omsang-kol | city | Gyeonggi | Korea, Republic of (South) | 37.83 | 127.07 | 252 | 44353 |
| Omsong-gol | city | Gangwon | Korea, Republic of (South) | 37.83 | 127.84 | 1223 | 17094 |
| Omsu-dong | city | Gangwon | Korea, Republic of (South) | 37.87 | 128.26 | 1669 | 2162 |
| Omu | city | Gyeongnam | Korea, Republic of (South) | 35.77 | 127.89 | 898 | 4976 |
| Omu | city | Gangwon | Korea, Republic of (South) | 37.20 | 128.58 | 1873 | 15574 |
| Omu | city | Gyeongbuk | Korea, Republic of (South) | 36.87 | 129.28 | 921 | 5967 |
| Omu | city | Gangwon | Korea, Republic of (South) | 38.09 | 128.66 | 0 | 9590 |
| Omu-gol | city | Gyeongbuk | Korea, Republic of (South) | 36.87 | 129.01 | 1256 | 1043 |
| Omugae | city | Gangwon | Korea, Republic of (South) | 37.19 | 128.47 | 830 | 17555 |
| Omugi | city | Gyeonggi | Korea, Republic of (South) | 37.84 | 126.78 | 22 | 22350 |