| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Ibiri | city | Cheju-do | Korea, Republic of (South) | 33.2758333 | 126.6611111 | 3 | 22843 |
| Ilgwa-ri | city | Cheju-do | Korea, Republic of (South) | 33.2469444 | 126.2244444 | 39 | 17385 |
| Imi-ri | city | Cheju-do | Korea, Republic of (South) | 33.2758333 | 126.6611111 | 3 | 22843 |
| Inhyang-dong | city | Cheju-do | Korea, Republic of (South) | 33.2833333 | 126.25 | 223 | 31950 |
|
|