| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Üdeligiin Dugang | city | Tov | Mongolia | 48.28 | 106.82 | 4324 | 149 |
| Üdlegiin Dugang | city | Tov | Mongolia | 48.28 | 106.82 | 4324 | 149 |
| Ügey | city | Arhangay | Mongolia | 47.65 | 102.57 | 4445 | 149 |
| Ülgey Haldzan Hüryee | city | Arhangay | Mongolia | 47.92 | 101.82 | 5029 | 149 |
| Ül’tseytü sumu | city | Dundgovi | Mongolia | 44.40 | 106.30 | 4228 | 0 |
| Ündür hürme’iin sumu | city | Omnogovi | Mongolia | 43.31 | 104.08 | 5967 | 0 |
| Ündür maydar’iin hiid | city | Suhbaatar | Mongolia | 47.15 | 112.40 | 4189 | 0 |
| Ündür untsa sumu | city | Ovorhangay | Mongolia | 45.85 | 103.18 | 5029 | 149 |
| Üneen-Us | city | Govi-Altay | Mongolia | 46.05 | 97.85 | 5869 | 0 |
| Üneseteyn Hiid | city | Dundgovi | Mongolia | 45.73 | 105.18 | 4393 | 0 |
| Ünjüül sumu | city | Tov | Mongolia | 46.78 | 105.57 | 5029 | 149 |
| Üydzen Örtöö | city | Omnogovi | Mongolia | 44.17 | 104.50 | 4511 | 0 |
| Üyönch | city | Hovd | Mongolia | 46.05 | 92.02 | 4478 | 149 |