| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Olgol | city | Gyeongbuk | Korea, Republic of (South) | 35.69 | 129.45 | 55 | 6008 |
| Olgumdang | city | Gyeongbuk | Korea, Republic of (South) | 36.17 | 129.24 | 830 | 17582 |
| Olmegi | city | Chungnam | Korea, Republic of (South) | 36.61 | 126.29 | 42 | 3420 |
| Olmi | city | Gangwon | Korea, Republic of (South) | 37.93 | 127.74 | 262 | 84194 |
| Olmi | city | Gyeongbuk | Korea, Republic of (South) | 35.86 | 128.11 | 1669 | 7716 |
| Olmi-gol | city | Gyeongbuk | Korea, Republic of (South) | 37.03 | 129.31 | 830 | 6556 |
| Olmit Gol | city | Gyeongbuk | Korea, Republic of (South) | 37.03 | 129.31 | 830 | 6556 |
| Olmok | city | Korea, Republic of (South) | 35.98 | 127.62 | 1669 | 5755 | |
| Olmok | city | Chungbuk | Korea, Republic of (South) | 36.28 | 127.65 | 830 | 11469 |
| Olsan-ni | city | Chungbuk | Korea, Republic of (South) | 36.83 | 128.37 | 2509 | 5179 |