| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Oga-ri | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 39.5427778 | 127.5258333 | 3 | 13656 |
| Ogae | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.3072222 | 125.6641667 | 141 | 30577 |
| Ogae-dong | city | Chagang-do | Korea, Dem. Peoples Rep. of (North) | 41.0566667 | 126.6277778 | 1574 | 8370 |
| Ogae-dong | city | Chagang-do | Korea, Dem. Peoples Rep. of (North) | 41.1397222 | 126.6330556 | 1683 | 8359 |
| Ogam | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.15 | 125.4 | 111 | 30647 |
| Ogam-ni | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.0452778 | 125.2861111 | 19 | 25591 |
| Ogang-dong | city | | Korea, Dem. Peoples Rep. of (North) | 38.5 | 125.75 | 127 | 23945 |
| Ogang-ni | city | | Korea, Dem. Peoples Rep. of (North) | 38.5 | 125.75 | 127 | 23945 |
| Ogo-dong | city | P'yongan-namdo | Korea, Dem. Peoples Rep. of (North) | 39.3080556 | 125.5680556 | 9 | 31134 |
| Ogok-tong | city | Chagang-do | Korea, Dem. Peoples Rep. of (North) | 40.7975 | 126.2875 | 1246 | 8401 |
| Ogokch'am | city | | Korea, Dem. Peoples Rep. of (North) | 40.7333333 | 126.6333333 | 2706 | 8412 |
| Ogong | city | | Korea, Dem. Peoples Rep. of (North) | 37.7166667 | 125.2833333 | 0 | 6855 |
| Ogong-ni | city | Chagang-do | Korea, Dem. Peoples Rep. of (North) | 40.7975 | 126.2875 | 1246 | 8401 |
| Ogu | city | P'yongyang-si | Korea, Dem. Peoples Rep. of (North) | 38.8316667 | 126.036111 | 672 | 140672 |
| Ogu | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 40.3136111 | 128.2702778 | 295 | 18359 |
| Ogu-ch'on | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 40.3797222 | 128.7227778 | 826 | 17723 |
| Ogu-dong | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 40.1308333 | 125.2030556 | 547 | 22862 |
| Ogu-dong | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 39.7491667 | 126.8283333 | 967 | 18874 |
| Ogu-dong | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.9466667 | 126.9219444 | 1145 | 22871 |
| Ogu-dong | city | Kangwon-do | Korea, Dem. Peoples Rep. of (North) | 38.6033333 | 128.0388889 | 1978 | 15155 |
| Ogubae | city | Yanggang-do | Korea, Dem. Peoples Rep. of (North) | 41.5372222 | 127.1608333 | 1679 | 5702 |
| Oguch'am | city | P'yongan-namdo | Korea, Dem. Peoples Rep. of (North) | 39.7302778 | 126.0525 | 646 | 30948 |
| Oguch'am | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 39.9866667 | 126.1169444 | 259 | 22918 |
| Oguch'am | city | Chagang-do | Korea, Dem. Peoples Rep. of (North) | 40.1266667 | 126.2788889 | 587 | 8485 |
| Oguch'am | city | Chagang-do | Korea, Dem. Peoples Rep. of (North) | 40.2705556 | 126.6447222 | 1532 | 8468 |
| Ogum-dong | city | | Korea, Dem. Peoples Rep. of (North) | 37.9166667 | 125.4 | 75 | 26936 |
| Ogum-ni | city | Namp'o-si | Korea, Dem. Peoples Rep. of (North) | 38.9277778 | 125.4925 | 59 | 123511 |
| Ogum-ni | city | P'yongan-namdo | Korea, Dem. Peoples Rep. of (North) | 39.1458333 | 125.6313889 | 55 | 83385 |
| Ogum-ni | city | | Korea, Dem. Peoples Rep. of (North) | 37.9166667 | 125.65 | 131 | 20319 |
| Ogum-ni | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 39.455 | 127.3519444 | 3 | 17281 |
| Ogumdae | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.2066667 | 126.7211111 | 1184 | 29968 |
| Ogumi | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 40.8597222 | 129.1869444 | 370 | 13699 |
| Ogun-ni | city | | Korea, Dem. Peoples Rep. of (North) | 37.7833333 | 125.5333333 | 22 | 14775 |
| Ogung-dong | city | | Korea, Dem. Peoples Rep. of (North) | 40.0666667 | 124.9333333 | 833 | 22890 |
| Ogung-ni | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.4541667 | 125.5113889 | 32 | 30524 |
| Ogung-nodongjagu | city | | Korea, Dem. Peoples Rep. of (North) | 40.0666667 | 124.9333333 | 833 | 22890 |
| Ogya | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.097222 | 126.1702778 | 295 | 30664 |
| Ogya-dong | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 39.6480556 | 125.3872222 | 95 | 23030 |
| Ogya-dong | city | | Korea, Dem. Peoples Rep. of (North) | 38.8666667 | 125.8333333 | 187 | 117483 |
| Ogya-gol | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.0252778 | 126.4180556 | 141 | 28607 |
| Ogya-kol | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.0252778 | 126.4180556 | 141 | 28607 |
| Ogya-ri | city | P'yongan-bukto | Korea, Dem. Peoples Rep. of (North) | 39.6480556 | 125.3872222 | 95 | 23030 |
| Ogye-ri | city | Kangwon-do | Korea, Dem. Peoples Rep. of (North) | 39.0991667 | 127.5527778 | 6 | 12690 |
| Ogyo-ri | city | P'yongan-namdo | Korea, Dem. Peoples Rep. of (North) | 39.3363889 | 125.4744444 | 13 | 30672 |
| Ogyon-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.3002778 | 125.6527778 | 203 | 30577 |
| Ogyon-dong | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 40.7558333 | 128.6702778 | 3457 | 18233 |
| Ogyu-dong | city | Kangwon-do | Korea, Dem. Peoples Rep. of (North) | 39.2875 | 127.3497222 | 127 | 10721 |
| Ogyuri | city | P'yongan-namdo | Korea, Dem. Peoples Rep. of (North) | 39.8597222 | 126.3802778 | 836 | 30334 |
| Ogyŏn-dong | city | Hwanghae-namdo | Korea, Dem. Peoples Rep. of (North) | 38.3002778 | 125.6527778 | 203 | 30577 |
| Ogyŏn-dong | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 40.7558333 | 128.6702778 | 3457 | 18233 |
| Ogŭm-dong | city | | Korea, Dem. Peoples Rep. of (North) | 37.9166667 | 125.4 | 75 | 26936 |
| Ogŭm-ni | city | Namp'o-si | Korea, Dem. Peoples Rep. of (North) | 38.9277778 | 125.4925 | 59 | 123511 |
| Ogŭm-ni | city | P'yongan-namdo | Korea, Dem. Peoples Rep. of (North) | 39.1458333 | 125.6313889 | 55 | 83385 |
| Ogŭm-ni | city | | Korea, Dem. Peoples Rep. of (North) | 37.9166667 | 125.65 | 131 | 20319 |
| Ogŭmdae | city | Kaesong-si | Korea, Dem. Peoples Rep. of (North) | 38.2066667 | 126.7211111 | 1184 | 29968 |
| Ogŭn-ni | city | | Korea, Dem. Peoples Rep. of (North) | 37.7833333 | 125.5333333 | 22 | 14775 |