| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| 서동 | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 40.25 | 125.45 | 830 | 4006 |
| 서동 | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 39.76 | 124.76 | 55 | 18374 |
| 서동 | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 39.73 | 124.98 | 101 | 27808 |
| 서동 | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 38.72 | 125.60 | 68 | 139552 |
| 서동 | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 40.16 | 125.23 | 830 | 4470 |
| 서동 | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.65 | 126.60 | 830 | 14782 |
| 서동 | city | P'yongyang | Korea, Dem. Peoples Rep. of (North) | 38.83 | 125.92 | 360 | 3936 |
| 서동 | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 38.37 | 125.60 | 22 | 31858 |
| 서동 | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 39.78 | 125.00 | 62 | 27338 |
| 서동 | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 40.30 | 126.60 | 1669 | 3278 |
| 서동 | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 40.79 | 126.52 | 1669 | 6889 |
| 서동 | city | Gyeongbuk | Korea, Republic of (South) | 35.66 | 129.43 | 187 | 22260 |
| 서동 | city | Jeonnam | Korea, Republic of (South) | 34.72 | 127.12 | 29 | 5026 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.36 | 126.27 | 830 | 15806 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.40 | 126.34 | 830 | 17504 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.31 | 126.69 | 367 | 11027 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.45 | 126.34 | 360 | 12865 |
| 서동 | city | Gyeonggi | Korea, Republic of (South) | 37.15 | 127.03 | 85 | 150220 |
| 서동 | city | Jeonnam | Korea, Republic of (South) | 34.87 | 127.22 | 830 | 6272 |
| 서동 | city | Jeonnam | Korea, Republic of (South) | 34.91 | 127.44 | 370 | 57966 |
| 서동 | city | Jeonnam | Korea, Republic of (South) | 34.86 | 127.43 | 72 | 44252 |
| 서동 | city | Jeonnam | Korea, Republic of (South) | 34.89 | 127.33 | 26 | 32907 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.35 | 126.19 | 26 | 7826 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.39 | 126.28 | 830 | 13935 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.42 | 126.28 | 65 | 10344 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.47 | 126.34 | 52 | 9275 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.46 | 126.37 | 265 | 10903 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.28 | 126.19 | 72 | 7692 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.27 | 126.20 | 36 | 7696 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.23 | 126.24 | 52 | 6940 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.24 | 126.60 | 3 | 12418 |
| 서동 | city | Jeju | Korea, Republic of (South) | 33.31 | 126.71 | 275 | 10721 |
| 서동 | city | Jeonnam | Korea, Republic of (South) | 35.31 | 126.84 | 830 | 9277 |
| 서동 | city | Gwangju | Korea, Republic of (South) | 35.12 | 126.71 | 108 | 50470 |
| 서동 | city | Jeonnam | Korea, Republic of (South) | 34.93 | 126.66 | 9 | 14675 |
| 서동 (Seodong) | city | Gyeonggi | Korea, Republic of (South) | 37.15 | 127.03 | 85 | 150220 |
| 서동중장 | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 40.88 | 127.11 | 3684 | 7599 |
| 서동초장 | city | Chagang | Korea, Dem. Peoples Rep. of (North) | 40.88 | 127.12 | 4189 | 7599 |
| 서동촌 | city | Jeonnam | Korea, Republic of (South) | 35.31 | 126.84 | 830 | 9277 |