| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sedae | city | Gangwon | Korea, Republic of (South) | 37.38 | 128.62 | 1256 | 2980 |
| Sedaebaegi | city | Chungnam | Korea, Republic of (South) | 36.87 | 126.88 | 3 | 7462 |
| Sedaegi | city | Gangwon | Korea, Republic of (South) | 37.66 | 128.19 | 1669 | 1988 |
| Sedari | city | Chungnam | Korea, Republic of (South) | 36.42 | 127.10 | 104 | 35364 |
| Sedong | city | Gwangju | Korea, Republic of (South) | 35.12 | 126.83 | 131 | 409891 |
| Sedong | city | Jeonnam | Korea, Republic of (South) | 34.87 | 127.30 | 108 | 28021 |
| Sedong | city | Jeonnam | Korea, Republic of (South) | 34.76 | 127.10 | 830 | 5960 |
| Sedong | city | Gwangju | Korea, Republic of (South) | 35.16 | 126.72 | 114 | 66137 |
| Sedong-ni | city | Gyeongbuk | Korea, Republic of (South) | 35.66 | 129.43 | 187 | 22260 |
| Sedong-ni | city | Chungnam | Korea, Republic of (South) | 36.60 | 127.00 | 954 | 11781 |
| Sedong-ni | city | Daejeon | Korea, Republic of (South) | 36.28 | 127.27 | 416 | 88211 |
| Sedong-ni | city | Gwangju | Korea, Republic of (South) | 35.12 | 126.83 | 131 | 409891 |
| Sedong-ni | city | Jeonnam | Korea, Republic of (South) | 34.87 | 127.30 | 108 | 28021 |
| Sedong-ni | city | Jeonnam | Korea, Republic of (South) | 34.40 | 126.85 | 49 | 4261 |
| Sedong-ni | city | Jeonnam | Korea, Republic of (South) | 34.54 | 127.34 | 246 | 12946 |
| Sedong-ni | city | Jeonbuk | Korea, Republic of (South) | 35.81 | 127.31 | 1210 | 6457 |
| Sedongne | city | Seoul | Korea, Republic of (South) | 33.49 | 126.42 | 0 | 33907 |
| Sedung-ni | city | Jeonnam | Korea, Republic of (South) | 34.52 | 126.32 | 157 | 7974 |
| Seduni | city | Gangwon | Korea, Republic of (South) | 37.70 | 127.58 | 830 | 2659 |
| Sedŭng | city | Jeonnam | Korea, Republic of (South) | 34.52 | 126.32 | 157 | 7974 |