| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ust-Chagrskaya | city | Altayskiy Kray | Russia | 51.43 | 83.12 | 1092 | 596 |
| Ust-Choperskaja | city | Volgogradskaya Oblast' | Russia | 49.57 | 42.40 | 291 | 691 |
| Ust-Chorna | city | Zakarpats'ka Oblast' | Ukraine | 48.32 | 23.93 | 1807 | 6705 |
| Ust-Cilma | city | Komi | Russia | 65.44 | 52.15 | 200 | 0 |