| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sejŏn | city | Jeonbuk | Korea, Republic of (South) | 35.32 | 127.32 | 167 | 6868 |
| Sejŏngi | city | Gyeonggi | Korea, Republic of (South) | 37.14 | 127.48 | 344 | 8344 |
| Sejŏngji | city | Gyeongbuk | Korea, Republic of (South) | 35.95 | 128.29 | 206 | 8344 |