| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Sihung | city | Jeju | Korea, Republic of (South) | 33.47 | 126.90 | 16 | 9353 |
| Sihŭng-ni | city | Jeju | Korea, Republic of (South) | 33.47 | 126.90 | 16 | 9353 |
| Sille 1 Ri | city | Jeju | Korea, Republic of (South) | 33.29 | 126.63 | 830 | 14669 |
| Sille Il Ri | city | Jeju | Korea, Republic of (South) | 33.29 | 126.63 | 830 | 14669 |
| Sillye 2 Ri | city | Jeju | Korea, Republic of (South) | 33.26 | 126.64 | 3 | 10315 |
| Sillye I Ri | city | Jeju | Korea, Republic of (South) | 33.26 | 126.64 | 3 | 10315 |
| Sillye-ri | city | Jeju | Korea, Republic of (South) | 33.29 | 126.64 | 341 | 12867 |
| Sin-dong | city | Jeju | Korea, Republic of (South) | 33.52 | 126.88 | 32 | 6193 |
| Sin-piji-dong | city | Jeju | Korea, Republic of (South) | 33.37 | 126.68 | 1161 | 11820 |
| Sinam-dong | city | Jeju | Korea, Republic of (South) | 33.27 | 126.35 | 830 | 15066 |
| Sinan-dong | city | Jeju | Korea, Republic of (South) | 33.52 | 126.63 | 147 | 40716 |
| Sinbiji-dong | city | Jeju | Korea, Republic of (South) | 33.37 | 126.68 | 1161 | 11820 |
| Sinch'ol-li | city | Jeju | Korea, Republic of (South) | 33.54 | 126.62 | 62 | 30716 |
| Sinch'ol-li | city | Jeju | Korea, Republic of (South) | 33.34 | 126.85 | 3 | 6706 |
| Sinch'on-ni | city | Jeju | Korea, Republic of (South) | 33.54 | 126.62 | 62 | 30716 |
| Sinch'on-ni | city | Jeju | Korea, Republic of (South) | 33.34 | 126.85 | 3 | 6706 |
| Sinchŏn-dong | city | Jeju | Korea, Republic of (South) | 33.49 | 126.90 | 3 | 6979 |
| Sinch’ol-li | city | Jeju | Korea, Republic of (South) | 33.54 | 126.62 | 62 | 30716 |
| Sinch’on-ni | city | Jeju | Korea, Republic of (South) | 33.54 | 126.62 | 62 | 30716 |
| Sinch’ŏl-li | city | Jeju | Korea, Republic of (South) | 33.34 | 126.85 | 3 | 6706 |
| Sinch’ŏn-ni | city | Jeju | Korea, Republic of (South) | 33.34 | 126.85 | 3 | 6706 |
| Sindo 1-li | city | Jeju | Korea, Republic of (South) | 33.28 | 126.19 | 72 | 7692 |
| Sindo 2-ri | city | Jeju | Korea, Republic of (South) | 33.28 | 126.17 | 22 | 5556 |
| Sindo i-ri | city | Jeju | Korea, Republic of (South) | 33.28 | 126.17 | 22 | 5556 |
| Sindo il-li | city | Jeju | Korea, Republic of (South) | 33.28 | 126.19 | 72 | 7692 |
| Sindo-ri | city | Jeju | Korea, Republic of (South) | 33.28 | 126.17 | 22 | 5556 |
| Sindong | city | Jeju | Korea, Republic of (South) | 33.36 | 126.20 | 75 | 10300 |
| Sindong | city | Jeju | Korea, Republic of (South) | 33.47 | 126.42 | 830 | 41162 |
| Sindong | city | Jeju | Korea, Republic of (South) | 33.30 | 126.19 | 45 | 10730 |
| Sindong | city | Jeju | Korea, Republic of (South) | 33.34 | 126.23 | 180 | 14494 |
| Sinheung 1 Ri | city | Jeju | Korea, Republic of (South) | 33.30 | 126.77 | 3 | 8089 |
| Sinheung 2 Ri | city | Jeju | Korea, Republic of (South) | 33.32 | 126.74 | 239 | 10594 |
| Sinheung I Ri | city | Jeju | Korea, Republic of (South) | 33.32 | 126.74 | 239 | 10594 |
| Sinheung Il Ri | city | Jeju | Korea, Republic of (South) | 33.30 | 126.77 | 3 | 8089 |
| Sinheungdong | city | Jeju | Korea, Republic of (South) | 33.34 | 126.26 | 830 | 15736 |
| Sinheungdong | city | Jeju | Korea, Republic of (South) | 33.34 | 126.18 | 19 | 9014 |
| Sinhung-ni | city | Jeju | Korea, Republic of (South) | 33.54 | 126.64 | 52 | 13838 |
| Sinhyo | city | Jeju | Korea, Republic of (South) | 33.27 | 126.62 | 118 | 14331 |
| Sinhyo-dong | city | Jeju | Korea, Republic of (South) | 33.27 | 126.62 | 118 | 14331 |
| Sinhyo-ri | city | Jeju | Korea, Republic of (South) | 33.27 | 126.62 | 118 | 14331 |
| Sinhŭng il-li | city | Jeju | Korea, Republic of (South) | 33.30 | 126.77 | 3 | 8089 |
| Sinhŭng-dong | city | Jeju | Korea, Republic of (South) | 33.34 | 126.26 | 830 | 15736 |
| Sinhŭng-dong | city | Jeju | Korea, Republic of (South) | 33.34 | 126.18 | 19 | 9014 |
| Sinmyeongdong | city | Jeju | Korea, Republic of (South) | 33.41 | 126.31 | 390 | 15519 |
| Sinmyeongdong | city | Jeju | Korea, Republic of (South) | 33.36 | 126.20 | 65 | 8217 |
| Sinmyong-dong | city | Jeju | Korea, Republic of (South) | 33.36 | 126.20 | 65 | 8217 |
| Sinp'ung-ni | city | Jeju | Korea, Republic of (South) | 33.36 | 126.84 | 141 | 9535 |
| Sinp’ung-ni | city | Jeju | Korea, Republic of (South) | 33.36 | 126.84 | 141 | 9535 |
| Sinsal-li | city | Jeju | Korea, Republic of (South) | 33.38 | 126.88 | 3 | 6769 |
| Sinsan-ni | city | Jeju | Korea, Republic of (South) | 33.38 | 126.88 | 3 | 6769 |
| Sinsandong | city | Jeju | Korea, Republic of (South) | 33.49 | 126.46 | 141 | 67929 |
| Sinsang-ni | city | Jeju | Korea, Republic of (South) | 33.95 | 126.33 | 3 | 544 |
| Sinsangdong | city | Jeju | Korea, Republic of (South) | 33.47 | 126.41 | 203 | 33516 |
| Sinseodong | city | Jeju | Korea, Republic of (South) | 33.43 | 126.29 | 170 | 10203 |
| Sinseoldong | city | Jeju | Korea, Republic of (South) | 33.46 | 126.32 | 19 | 7937 |
| Sinseongdong | city | Jeju | Korea, Republic of (South) | 33.50 | 126.49 | 285 | 87699 |
| Sinseongdong | city | Jeju | Korea, Republic of (South) | 33.27 | 126.70 | 3 | 6323 |
| Sinseongdong | city | Jeju | Korea, Republic of (South) | 33.30 | 126.22 | 144 | 13303 |
| Sinson-dong | city | Jeju | Korea, Republic of (South) | 33.49 | 126.46 | 141 | 67929 |
| Sinsudong | city | Jeju | Korea, Republic of (South) | 33.30 | 126.20 | 98 | 10730 |
| Sinsŏ-dong | city | Jeju | Korea, Republic of (South) | 33.43 | 126.29 | 170 | 10203 |
| Sinsŏn-dong | city | Jeju | Korea, Republic of (South) | 33.51 | 126.69 | 380 | 15565 |
| Sinsŏng-dong | city | Jeju | Korea, Republic of (South) | 33.50 | 126.49 | 285 | 87699 |
| Sinsŏng-dong | city | Jeju | Korea, Republic of (South) | 33.27 | 126.70 | 3 | 6323 |
| Sinsŏng-dong | city | Jeju | Korea, Republic of (South) | 33.30 | 126.22 | 144 | 13303 |
| Sinyang-ni | city | Jeju | Korea, Republic of (South) | 33.94 | 126.32 | 52 | 544 |
| Sinyang-ni | city | Jeju | Korea, Republic of (South) | 33.44 | 126.92 | 3 | 5252 |