| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Udalsan | city | Kangwon-do | Korea, Dem. Peoples Rep. of (North) | 38.9697222 | 127.2761111 | 2883 | 15075 |
| Udan | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 40.8491667 | 129.5816667 | 78 | 10833 |
| Udang-dong | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.4286111 | 126.2633333 | 462 | 23945 |
| Udang-ni | city | Hwanghae-bukto | Korea, Dem. Peoples Rep. of (North) | 38.4286111 | 126.2633333 | 462 | 23945 |
| Udang-ni | city | Hamgyong-namdo | Korea, Dem. Peoples Rep. of (North) | 39.49 | 127.3611111 | 3 | 18574 |
| Udong-dong | city | Hamgyong-bukto | Korea, Dem. Peoples Rep. of (North) | 41.1469444 | 129.7105556 | 32 | 6083 |
| Udun-gol | city | | Korea, Dem. Peoples Rep. of (North) | 38.6833333 | 125.65 | 39 | 24360 |
| Udung-ni | city | | Korea, Dem. Peoples Rep. of (North) | 38.8 | 125.25 | 6 | 51197 |
| Udŭng-ni | city | | Korea, Dem. Peoples Rep. of (North) | 38.8 | 125.25 | 6 | 51197 |