| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ido-dong | city | Jeju | Korea, Republic of (South) | 33.50 | 126.53 | 203 | 102589 |
| Igyodong | city | Jeju | Korea, Republic of (South) | 33.23 | 126.27 | 52 | 7438 |
| Ildo-dong | city | Jeju | Korea, Republic of (South) | 33.51 | 126.55 | 219 | 94866 |
| Indara | city | Jeju | Korea, Republic of (South) | 33.47 | 126.55 | 830 | 133752 |
| Inhyangdong | city | Jeju | Korea, Republic of (South) | 33.28 | 126.25 | 167 | 12228 |
| Ipjeondong | city | Jeju | Korea, Republic of (South) | 33.42 | 126.29 | 124 | 11419 |
| Ipsu-dong | city | Jeju | Korea, Republic of (South) | 33.55 | 126.79 | 108 | 10754 |