| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sanyeokgol | city | Gyeonggi | Korea, Republic of (South) | 37.57 | 127.34 | 308 | 18076 |
| Sanyeom | city | Gyeonggi | Korea, Republic of (South) | 37.64 | 126.77 | 36 | 231676 |
| Sanyom | city | Gyeonggi | Korea, Republic of (South) | 37.64 | 126.77 | 36 | 231676 |
| Sanyudong | city | Gyeonggi | Korea, Republic of (South) | 37.76 | 127.51 | 830 | 1301 |