| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ugol-tong | city | Cheju-do | Korea, Republic of (South) | 33.2833333 | 126.2666667 | 219 | 31950 |
| Uhae-dong | city | Cheju-do | Korea, Republic of (South) | 33.5011111 | 126.965 | 3 | 1712 |
| Uigwi-ri | city | Cheju-do | Korea, Republic of (South) | 33.3108333 | 126.7144444 | 226 | 28222 |
| Umbu-dong | city | Cheju-do | Korea, Republic of (South) | 33.35 | 126.2666667 | 419 | 32038 |
| Uthwajon | city | Cheju-do | Korea, Republic of (South) | 33.35 | 126.4 | 1994 | 34224 |
| Uthwajŏn | city | Cheju-do | Korea, Republic of (South) | 33.35 | 126.4 | 1994 | 34224 |
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