| Udall, KS (City) |
| Udell, IA (City) |
| Udell Township, IA (Township) |
| Udolpho, MN (Township) |
| Uehling, NE (Village) |
| Uhland, TX (City) |
| Uhrichsville, OH (City) |
| Uinta County, WY (County) |
| Uintah, UT (Town) |
| Uintah County, UT (County) |
| Ukiah, OR (City) |
| Ukiah, CA (City) |
| Ulen, MN (City) |
| Ulen, MN (Township) |
| Ulen, IN (Town) |
