| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Onp'aengi | city | Jeonbuk | Korea, Republic of (South) | 36.01 | 127.77 | 1177 | 4618 |
| Onp'o | city | Korea, Republic of (South) | 35.60 | 126.48 | 9 | 4930 | |
| Onp'o | city | Gyeongnam | Korea, Republic of (South) | 34.88 | 128.03 | 308 | 8798 |
| Onp'o-ri | city | Korea, Republic of (South) | 35.60 | 126.48 | 9 | 4930 | |
| Onp'yong | city | Jeju | Korea, Republic of (South) | 33.41 | 126.90 | 3 | 5973 |
| Onp'yong | city | Gyeongbuk | Korea, Republic of (South) | 36.00 | 128.03 | 830 | 4470 |
| Onp'yong-ni | city | Jeju | Korea, Republic of (South) | 33.41 | 126.90 | 3 | 5973 |
| Onp’aengi | city | Jeonbuk | Korea, Republic of (South) | 36.01 | 127.77 | 1177 | 4618 |
| Onp’o-ri | city | Korea, Republic of (South) | 35.60 | 126.48 | 9 | 4930 | |
| Onp’yŏng | city | Jeju | Korea, Republic of (South) | 33.41 | 126.90 | 3 | 5973 |
| Onp’yŏng | city | Gyeongbuk | Korea, Republic of (South) | 36.00 | 128.03 | 830 | 4470 |
| Onp’yŏng-ni | city | Jeju | Korea, Republic of (South) | 33.41 | 126.90 | 3 | 5973 |