| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ukiah | city | Oregon | United States | 45.13417 | -118.93139 | 3398 | 89 |
| Umapine | city | Oregon | United States | 45.97667 | -118.49528 | 751 | 1649 |
| Umatilla | city | Oregon | United States | 45.9175 | -119.34139 | 400 | 1610 |
| Umpqua | city | Oregon | United States | 43.36556 | -123.46722 | 347 | 980 |
| Umpqua City historical | city | Oregon | United States | 43.70972 | -124.16389 | 3 | 489 |
| Union | city | Oregon | United States | 45.20861 | -117.86417 | 2880 | 247 |
| Union Creek | city | Oregon | United States | 42.90722 | -122.44444 | 3408 | 145 |
| Union Gap | city | Oregon | United States | 43.40667 | -123.31278 | 600 | 2377 |
| Union Mills | city | Oregon | United States | 45.19972 | -122.5575 | 400 | 7492 |
| Union Point historical | city | Oregon | United States | 44.34861 | -122.98444 | 524 | 859 |
| Uniontown | city | Oregon | United States | 46.18611 | -123.85278 | 157 | 9965 |
| Unionvale | city | Oregon | United States | 45.14333 | -123.05944 | 101 | 2853 |
| Unity | city | Oregon | United States | 43.94722 | -122.76667 | 800 | 569 |
| Unity | city | Oregon | United States | 44.4375 | -118.19167 | 4097 | 98 |
| University Park | city | Oregon | United States | 45.57639 | -122.7275 | 200 | 84627 |
| Upper Highland | city | Oregon | United States | 45.23583 | -122.42889 | 1171 | 3978 |
| Upper Soda | city | Oregon | United States | 44.40639 | -122.28167 | 1489 | 98 |
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