| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sira-gol | city | Gangwon | Korea, Republic of (South) | 37.52 | 128.03 | 830 | 18243 |
| Sirae | city | Jeonnam | Korea, Republic of (South) | 34.90 | 127.15 | 370 | 6174 |
| Sirak | city | Gyeongnam | Korea, Republic of (South) | 35.07 | 128.44 | 3 | 76078 |
| Sirak-kol | city | Gyeongbuk | Korea, Republic of (South) | 36.63 | 129.31 | 360 | 1325 |
| Siralli | city | Gangwon | Korea, Republic of (South) | 38.19 | 127.31 | 830 | 8222 |
| Siralli | city | Chungbuk | Korea, Republic of (South) | 37.00 | 127.42 | 830 | 9445 |
| Siran-dong | city | Gyeongnam | Korea, Republic of (South) | 34.93 | 128.05 | 3 | 27723 |
| Siran-ni | city | Gyeongnam | Korea, Republic of (South) | 34.93 | 128.05 | 3 | 27723 |
| Sirang-ni | city | Gyeongnam | Korea, Republic of (South) | 35.07 | 128.44 | 3 | 76078 |
| Sirang-ni | city | Gyeongnam | Korea, Republic of (South) | 35.08 | 128.44 | 3 | 86522 |
| Siranggol | city | Jeonnam | Korea, Republic of (South) | 35.00 | 126.66 | 22 | 23695 |
| Sirarigol | city | Gyeongbuk | Korea, Republic of (South) | 36.95 | 128.97 | 1669 | 1043 |
| Sirat | city | Gyeonggi | Korea, Republic of (South) | 37.37 | 127.49 | 337 | 21530 |
| Sire-ri | city | Gyeongnam | Korea, Republic of (South) | 35.25 | 128.73 | 206 | 180236 |
| Sirhak-kol | city | Gyeongnam | Korea, Republic of (South) | 35.77 | 127.95 | 1669 | 8021 |
| Sirhang | city | Jeonnam | Korea, Republic of (South) | 34.71 | 127.39 | 144 | 8434 |
| Sirhang-ni | city | Chungnam | Korea, Republic of (South) | 36.94 | 126.62 | 13 | 24347 |
| Sirhŭl-li | city | Chungnam | Korea, Republic of (South) | 36.90 | 127.14 | 62 | 76180 |
| Siri-gol | city | Gyeongbuk | Korea, Republic of (South) | 36.14 | 128.39 | 334 | 104601 |
| Sirik-kol | city | Gyeongbuk | Korea, Republic of (South) | 36.53 | 129.09 | 830 | 3414 |
| Sirimi | city | Incheon | Korea, Republic of (South) | 37.73 | 126.45 | 344 | 9238 |
| Sirok-tong | city | Chungnam | Korea, Republic of (South) | 36.79 | 126.98 | 98 | 67890 |
| Sirom-ni | city | Gyeongbuk | Korea, Republic of (South) | 36.34 | 128.80 | 1059 | 6854 |
| Sirong-ni | city | Chungnam | Korea, Republic of (South) | 36.79 | 126.98 | 98 | 67890 |
| Siru-gol | city | Chungnam | Korea, Republic of (South) | 36.79 | 126.98 | 98 | 67890 |
| Siru-ri | city | Gangwon | Korea, Republic of (South) | 37.15 | 128.71 | 1190 | 3807 |
| Sirubong | city | Daejeon | Korea, Republic of (South) | 36.22 | 127.44 | 1023 | 225594 |
| Sirubong | city | Gyeonggi | Korea, Republic of (South) | 37.76 | 127.45 | 830 | 0 |
| Sirubong | city | Gyeongbuk | Korea, Republic of (South) | 36.77 | 128.16 | 895 | 27313 |
| Sirugol | city | Gyeongbuk | Korea, Republic of (South) | 35.72 | 129.24 | 830 | 8493 |
| Siruji | city | Chungnam | Korea, Republic of (South) | 36.98 | 126.67 | 9 | 6790 |
| Siruji | city | Gyeonggi | Korea, Republic of (South) | 37.87 | 127.22 | 830 | 21291 |
| Sirukumi | city | Korea, Republic of (South) | 35.60 | 126.30 | 3 | 1636 | |
| Sirum | city | Korea, Republic of (South) | 35.60 | 126.30 | 3 | 1636 | |
| Sirumedo | city | Jeonnam | Korea, Republic of (South) | 34.69 | 126.19 | 0 | 3017 |
| Sirumgo-ri | city | Korea, Republic of (South) | 35.60 | 126.65 | 3 | 10252 | |
| Sirumi | city | Chungbuk | Korea, Republic of (South) | 36.92 | 128.12 | 830 | 9690 |
| Sirumi | city | Incheon | Korea, Republic of (South) | 37.73 | 126.45 | 246 | 9238 |
| Sirumi | city | Chungnam | Korea, Republic of (South) | 36.68 | 126.88 | 298 | 38266 |
| Sirumi | city | Chungbuk | Korea, Republic of (South) | 36.27 | 127.53 | 830 | 46977 |
| Sirumoe | city | Chungnam | Korea, Republic of (South) | 36.18 | 126.58 | 3 | 7753 |
| Sirumoe | city | Jeonnam | Korea, Republic of (South) | 34.60 | 126.72 | 246 | 9729 |
| Siryang | city | Daegu | Korea, Republic of (South) | 35.93 | 128.72 | 1230 | 140317 |
| Siryang-ni | city | Gyeongbuk | Korea, Republic of (South) | 36.53 | 129.11 | 830 | 3185 |
| Siryangi | city | Daegu | Korea, Republic of (South) | 35.93 | 128.72 | 1230 | 140317 |
| Sirye | city | Gyeongbuk | Korea, Republic of (South) | 35.66 | 129.30 | 830 | 34060 |
| Sirye | city | Gwangju | Korea, Republic of (South) | 35.20 | 126.79 | 137 | 124842 |
| Sirye-ri | city | Gyeongnam | Korea, Republic of (South) | 35.25 | 128.73 | 206 | 180236 |
| Siryegol | city | Gyeongbuk | Korea, Republic of (South) | 35.71 | 128.34 | 213 | 8817 |
| Sirŭm-ni | city | Chungnam | Korea, Republic of (South) | 36.90 | 127.14 | 62 | 76180 |
| Sirŭm-ni | city | Korea, Republic of (South) | 35.60 | 126.65 | 3 | 10252 |