| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ŏm-dong | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 38.03 | 125.37 | 308 | 19884 |
| Ŏm-dong | city | Chungbuk | Korea, Republic of (South) | 37.01 | 127.79 | 370 | 6854 |
| Ŏmaesil | city | Gyeonggi | Korea, Republic of (South) | 37.27 | 127.24 | 406 | 103693 |
| Ŏmbang-gol | city | Yanggang | Korea, Dem. Peoples Rep. of (North) | 40.72 | 128.30 | 4189 | 2384 |
| Ŏmch’am | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 40.23 | 126.59 | 1669 | 3278 |
| Ŏmch’on | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.96 | 127.73 | 830 | 70001 |
| Ŏmch’on | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.52 | 127.24 | 6 | 28338 |
| Ŏmdal | city | Kangwon | Korea, Dem. Peoples Rep. of (North) | 38.92 | 127.92 | 0 | 7335 |
| Ŏmdal-gol | city | Gangwon | Korea, Republic of (South) | 37.87 | 128.25 | 1669 | 2189 |
| Ŏmdong-ni | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.32 | 128.11 | 830 | 5811 |
| Ŏmgam | city | Gyeongnam | Korea, Republic of (South) | 34.91 | 128.36 | 65 | 27367 |
| Ŏmgil-li | city | Jeonnam | Korea, Republic of (South) | 34.75 | 126.60 | 13 | 12303 |
| Ŏmgogae | city | Kangwon | Korea, Dem. Peoples Rep. of (North) | 39.34 | 127.37 | 206 | 18225 |
| Ŏmgon-ni | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.52 | 125.58 | 13 | 31611 |
| Ŏmgwang-dong | city | Hambuk | Korea, Dem. Peoples Rep. of (North) | 41.43 | 129.43 | 1804 | 5732 |
| Ŏmhyang-kol | city | Hambuk | Korea, Dem. Peoples Rep. of (North) | 41.44 | 129.39 | 2565 | 6190 |
| Ŏmhyŏn | city | Gyeongbuk | Korea, Republic of (South) | 36.32 | 128.65 | 830 | 6854 |
| Ŏmhyŏn-ni | city | Chungnam | Korea, Republic of (South) | 36.42 | 126.68 | 830 | 12393 |
| Ŏmjŏn | city | Gyeongnam | Korea, Republic of (South) | 35.59 | 127.85 | 1669 | 5880 |
| Ŏmjŏng | city | Gyeongbuk | Korea, Republic of (South) | 36.46 | 128.21 | 213 | 28447 |
| Ŏmjŏng | city | Gyeongnam | Korea, Republic of (South) | 35.68 | 127.85 | 1256 | 13410 |
| Ŏmjŏng-gol | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.62 | 127.23 | 416 | 17122 |
| Ŏmjŏng-ni | city | Chungnam | Korea, Republic of (South) | 36.12 | 127.42 | 830 | 11223 |
| Ŏmp’o | city | Jeonnam | Korea, Republic of (South) | 34.75 | 126.42 | 26 | 28095 |
| Ŏmp’o | city | Jeonnam | Korea, Republic of (South) | 34.59 | 127.23 | 19 | 9177 |
| Ŏmp’ung-dong | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 40.25 | 125.24 | 849 | 4470 |
| Ŏmsang-dong | city | Gyeonggi | Korea, Republic of (South) | 37.83 | 127.07 | 252 | 44353 |
| Ŏmso | city | Gyeonggi | Korea, Republic of (South) | 37.65 | 127.50 | 830 | 219 |
| Ŏmsu | city | Jeju | Korea, Republic of (South) | 33.37 | 126.20 | 65 | 8166 |
| Ŏmsu-dong | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 38.86 | 125.21 | 95 | 45662 |
| Ŏmsŏ-ri | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.30 | 128.12 | 830 | 5811 |
| Ŏmsŭng-gol | city | Chungbuk | Korea, Republic of (South) | 37.22 | 128.22 | 1138 | 18387 |
| Ŏmt’aegok | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 39.95 | 125.06 | 961 | 4556 |
| Ŏmyŏn-dong | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 41.20 | 126.38 | 1072 | 7537 |
| Ŏmyŏnbo | city | Korea, Dem. Peoples Rep. of (North) | 41.27 | 127.62 | 2509 | 2682 | |
| Ŏmyŏnp’o | city | Korea, Dem. Peoples Rep. of (North) | 41.27 | 127.62 | 2509 | 2682 |