| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| O-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.8227778 | 126.5361111 | 72 | 32904 |
| Oeyami | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.8752778 | 126.5858333 | 101 | 34217 |
| Ogumdae | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.2066667 | 126.7211111 | 1184 | 29968 |
| Ogŭmdae | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.2066667 | 126.7211111 | 1184 | 29968 |
| Ojon-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.8872222 | 126.4847222 | 19 | 33310 |
| Ojongmun | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.975 | 126.5261111 | 252 | 33747 |
| Ojŏn-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.8872222 | 126.4847222 | 19 | 33310 |
| Ojŏngmun | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.975 | 126.5261111 | 252 | 33747 |
| Oksal-li | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9358333 | 126.4436111 | 19 | 32825 |
| Oksan-gol | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.1225 | 126.6347222 | 866 | 31243 |
| Oksan-ni | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9358333 | 126.4436111 | 19 | 32825 |
| Oksim-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9925 | 126.6872222 | 173 | 41630 |
| Ongnyon-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9327778 | 126.5038889 | 65 | 34199 |
| Ongnyon-gol | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9327778 | 126.5038889 | 65 | 34199 |
| Ongnyŏn-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9327778 | 126.5038889 | 65 | 34199 |
| Ongnyŏn-gol | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9327778 | 126.5038889 | 65 | 34199 |
| Onsin-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.05 | 126.7463889 | 524 | 34139 |
| Orirung | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.0780556 | 126.6536111 | 488 | 33150 |
| Orirŭng | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.0780556 | 126.6536111 | 488 | 33150 |
| Orum-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.1647222 | 126.8016667 | 318 | 32673 |
| Osal-li | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.93 | 126.5480556 | 193 | 34199 |
| Oya-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.9925 | 126.645 | 196 | 35862 |