| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Oaebeng-ni | city | Jeonnam | Korea, Republic of (South) | 34.70 | 127.43 | 0 | 4593 |
| Oaeno-ri | city | Jeonnam | Korea, Republic of (South) | 34.69 | 127.33 | 104 | 8598 |
| Oaeo-ri | city | Korea, Republic of (South) | 35.77 | 127.50 | 1669 | 4659 | |
| Oaesan-dong | city | Jeonbuk | Korea, Republic of (South) | 36.03 | 127.05 | 377 | 42336 |
| Oam | city | Gangwon | Korea, Republic of (South) | 37.38 | 128.65 | 1669 | 2980 |
| Oam | city | Jeonbuk | Korea, Republic of (South) | 35.75 | 127.31 | 964 | 5753 |
| Oam-ni | city | Jeonbuk | Korea, Republic of (South) | 35.57 | 127.29 | 830 | 6407 |
| Oam-ni | city | Chungbuk | Korea, Republic of (South) | 36.48 | 127.75 | 830 | 7748 |
| Oani | city | Gyeonggi | Korea, Republic of (South) | 37.79 | 126.99 | 380 | 39503 |
| Oani | city | Chungbuk | Korea, Republic of (South) | 37.05 | 127.75 | 830 | 6953 |