| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| 산성 | city | Gyeongbuk | Korea, Republic of (South) | 35.90 | 128.11 | 2549 | 7174 |
| 산성 | city | Gyeonggi | Korea, Republic of (South) | 37.74 | 126.53 | 19 | 50627 |
| 산성 | city | Gangwon | Korea, Republic of (South) | 37.46 | 128.82 | 2545 | 3157 |
| 산성 | city | Gyeonggi | Korea, Republic of (South) | 37.66 | 127.32 | 410 | 85513 |
| 산성 | city | Chungnam | Korea, Republic of (South) | 36.69 | 126.83 | 32 | 58475 |
| 산성 | city | Gyeongbuk | Korea, Republic of (South) | 36.46 | 128.31 | 830 | 6471 |
| 산성 | city | Gyeongbuk | Korea, Republic of (South) | 36.65 | 129.11 | 830 | 2831 |
| 산성 | city | Chungnam | Korea, Republic of (South) | 36.69 | 127.22 | 830 | 32383 |
| 산성 | city | Gyeongbuk | Korea, Republic of (South) | 35.85 | 129.05 | 1797 | 8465 |
| 산성골 | city | Gangwon | Korea, Republic of (South) | 37.32 | 128.06 | 2509 | 19388 |
| 산성내 | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 38.88 | 125.33 | 354 | 41773 |
| 산성동 | city | Hambuk | Korea, Dem. Peoples Rep. of (North) | 41.23 | 129.56 | 226 | 7579 |
| 산성동 | city | Gyeonggi | Korea, Republic of (South) | 37.46 | 127.15 | 360 | 849184 |
| 산성동 | city | Chungnam | Korea, Republic of (South) | 36.46 | 127.12 | 104 | 67281 |
| 산성동 (Sanseongdong) | city | Gyeonggi | Korea, Republic of (South) | 37.46 | 127.15 | 360 | 849184 |
| 산성동가재수 | city | Hambuk | Korea, Dem. Peoples Rep. of (North) | 42.84 | 129.88 | 1210 | 20487 |
| 산성리 | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 39.82 | 124.83 | 72 | 20891 |
| 산성리 | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.65 | 126.69 | 1669 | 5811 |
| 산성리 | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.07 | 127.77 | 1131 | 22675 |
| 산성리 | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.26 | 126.43 | 246 | 21749 |
| 산성리 | city | Chungnam | Korea, Republic of (South) | 36.85 | 126.53 | 101 | 17207 |
| 산성리 | city | Chungnam | Korea, Republic of (South) | 36.69 | 126.85 | 298 | 57406 |
| 산성리 | city | Chungnam | Korea, Republic of (South) | 36.87 | 126.41 | 82 | 12925 |
| 산성리 | city | Chungnam | Korea, Republic of (South) | 36.50 | 126.74 | 170 | 13878 |
| 산성리 | city | Gyeonggi | Korea, Republic of (South) | 37.47 | 127.19 | 1669 | 434459 |
| 산성리 | city | Gyeongbuk | Korea, Republic of (South) | 36.35 | 129.23 | 1213 | 2185 |
| 산성리 | city | Chungnam | Korea, Republic of (South) | 36.29 | 127.13 | 206 | 8519 |
| 산성리 (Sanseongni) | city | Gyeonggi | Korea, Republic of (South) | 37.47 | 127.19 | 1669 | 434459 |
| 산성말 | city | Gyeonggi | Korea, Republic of (South) | 37.78 | 127.02 | 269 | 78582 |
| 산성말 | city | Gyeonggi | Korea, Republic of (South) | 37.79 | 127.00 | 341 | 53603 |
| 산성말 | city | Chungbuk | Korea, Republic of (South) | 36.97 | 127.55 | 288 | 17553 |
| 산성포 | city | Gyeonggi | Korea, Republic of (South) | 37.74 | 126.53 | 19 | 50627 |