| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sekeijo | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.46 | 125.94 | 344 | 22350 |
| Sekiba | city | Korea, Dem. Peoples Rep. of (North) | 39.88 | 126.57 | 1108 | 2235 | |
| Sekidōsan-ri | city | Korea, Dem. Peoples Rep. of (North) | 38.22 | 126.97 | 413 | 10223 | |
| Sekihŏ-ri | city | Hambuk | Korea, Dem. Peoples Rep. of (North) | 42.16 | 129.69 | 935 | 10877 |
| Sekika-do | city | P'yongbuk | Korea, Dem. Peoples Rep. of (North) | 40.07 | 124.44 | 19 | 138321 |
| Sekiken | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.80 | 128.45 | 2007 | 5310 |
| Sekikotei | city | P'yongyang | Korea, Dem. Peoples Rep. of (North) | 38.94 | 125.63 | 19 | 318647 |
| Sekikyō-ri | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 38.19 | 124.95 | 36 | 18723 |
| Sekisei-ri | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.00 | 128.19 | 65 | 114598 |
| Sekitai-ri | city | Kangwon | Korea, Dem. Peoples Rep. of (North) | 39.04 | 127.79 | 6 | 8072 |
| Sekitan | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 38.11 | 125.56 | 193 | 18908 |
| Sekitan-ri | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 38.11 | 125.56 | 193 | 18908 |
| Sekitatsu | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.87 | 126.45 | 1046 | 12542 |
| Sekitatsu-ri | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.87 | 126.45 | 1046 | 12542 |
| Sekitochi | city | P'yongnam | Korea, Dem. Peoples Rep. of (North) | 39.21 | 126.82 | 1158 | 8338 |
| Sekitō-ri | city | Korea, Dem. Peoples Rep. of (North) | 39.00 | 127.83 | 26 | 7104 | |
| Sekkai-do | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 38.52 | 125.67 | 6 | 29349 |
| Sekkai-dō | city | Yanggang | Korea, Dem. Peoples Rep. of (North) | 41.37 | 128.64 | 5065 | 4483 |
| Sekken | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.80 | 128.45 | 2007 | 5310 |
| Sekkotch'i | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.65 | 127.29 | 65 | 21952 |
| Sekkotch’i | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 39.65 | 127.29 | 65 | 21952 |
| Sekkyo-ri | city | Hwangbuk | Korea, Dem. Peoples Rep. of (North) | 38.32 | 125.99 | 242 | 17965 |
| Sekkyo-ri | city | Hwangnam | Korea, Dem. Peoples Rep. of (North) | 38.19 | 124.95 | 36 | 18723 |