| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Oja-dong | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 40.2213889 | 125.6777778 | 882 | 20904 |
| Ojae-gol | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.0216667 | 126.3427778 | 380 | 30371 |
| Ojae-kol | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.0216667 | 126.3427778 | 380 | 30371 |
| Ojaeng-gol | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 41.6180556 | 129.6030556 | 111 | 13370 |
| Ojaenggok | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 41.6180556 | 129.6030556 | 111 | 13370 |
| Ojaha-dong | city | | Korea, Dem. Peoples Rep. of (North) | 40.2166667 | 125.6833333 | 1010 | 20904 |
| Ojang-ch'on | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 40.4066667 | 128.8572222 | 9 | 12676 |
| Ojang-ni | city | Namp'o-si | Korea, Dem. Peoples Rep. of (North) | 38.8894444 | 125.3516667 | 278 | 87154 |
| Ojangdok | city | | Korea, Dem. Peoples Rep. of (North) | 38.9686111 | 126.555 | 977 | 28220 |
| Ojangdŏk | city | | Korea, Dem. Peoples Rep. of (North) | 38.9686111 | 126.555 | 977 | 28220 |
| Ojasang-dong | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 40.2255556 | 125.6652778 | 1066 | 22304 |
| Oji-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 37.8616667 | 125.9566667 | 16 | 15775 |
| Oji-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.1327778 | 126.3255556 | 226 | 30565 |
| Ojibau | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 42.9333333 | 129.9 | 1243 | 15321 |
| Ojo-ri | city | Chagang-do | Korea, Dem. Peoples Rep. of (North) | 40.7086111 | 125.5591667 | 1210 | 8391 |
| Ojok-tong | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 40.22 | 124.5313889 | 39 | 54767 |
| Ojoksan-ni | city | | Korea, Dem. Peoples Rep. of (North) | 38.2 | 126.9666667 | 347 | 42928 |
| Ojol-li | city | Kangwon-do | Korea, Dem. Peoples Rep. of (North) | 38.3722222 | 127.3394444 | 1443 | 13939 |
| Ojon-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.4811111 | 125.5866667 | 19 | 30507 |
| Ojon-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.8872222 | 126.4847222 | 19 | 33310 |
| Ojon-dong | city | | Korea, Dem. Peoples Rep. of (North) | 38.8333333 | 127.0333333 | 652 | 15110 |
| Ojon-dong | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 41.0705556 | 129.4291667 | 744 | 13657 |
| Ojon-ni | city | Kangwon-do | Korea, Dem. Peoples Rep. of (North) | 38.3722222 | 127.3394444 | 1443 | 13939 |
| Ojon-ni | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 41.0705556 | 129.4291667 | 744 | 13657 |
| Ojong-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.2688889 | 125.2283333 | 242 | 30594 |
| Ojong-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.3147222 | 125.2380556 | 203 | 30577 |
| Ojong-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.0136111 | 125.4852778 | 190 | 30699 |
| Ojong-dong | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.3694444 | 126.0202778 | 390 | 23973 |
| Ojong-ni | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.4058333 | 125.0458333 | 124 | 30542 |
| Ojong-ni | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.34 | 125.8675 | 206 | 24142 |
| Ojongmun | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.975 | 126.5261111 | 252 | 33747 |
| Oju-ri | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 37.8841667 | 126.165 | 59 | 30199 |
| Ojuk-tong | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 40.22 | 124.5313889 | 39 | 54767 |
| Ojung-ni | city | | Korea, Dem. Peoples Rep. of (North) | 39.3 | 125.8 | 885 | 31755 |
| Ojŏn-dong | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.8872222 | 126.4847222 | 19 | 33310 |
| Ojŏng-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.3147222 | 125.2380556 | 203 | 30577 |
| Ojŏng-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.0136111 | 125.4852778 | 190 | 30699 |
| Ojŏng-dong | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.3694444 | 126.0202778 | 390 | 23973 |
| Ojŏng-ni | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.4058333 | 125.0458333 | 124 | 30542 |
| Ojŏng-ni | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.34 | 125.8675 | 206 | 24142 |
| Ojŏngmun | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 37.975 | 126.5261111 | 252 | 33747 |
| Ojŭk-tong | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 40.22 | 124.5313889 | 39 | 54767 |