| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Insŏ-dong | city | Gyeongbuk | Korea, Republic of (South) | 36.16 | 128.35 | 137 | 104631 |
| Insŏ-kol | city | Gyeongbuk | Korea, Republic of (South) | 36.16 | 128.35 | 137 | 104631 |
| Insŏjŏk-kol | city | Gyeonggi | Korea, Republic of (South) | 37.91 | 127.02 | 269 | 43362 |
| Insŏng-dong | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.14 | 126.52 | 1781 | 8703 |
| Insŏng-ni | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.45 | 127.37 | 6 | 27170 |