| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| 서산골 | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.66 | 127.07 | 360 | 7450 |
| 서산동 | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 41.06 | 126.67 | 1154 | 7599 |
| 서산동 | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 40.96 | 126.57 | 1082 | 7599 |