| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ubet | city | Wisconsin | United States | 45.35389 | -92.52917 | 1108 | 2154 |
| Ulao | city | Wisconsin | United States | 43.32056 | -87.91639 | 695 | 9801 |
| Underhill | city | Wisconsin | United States | 44.87528 | -88.38444 | 797 | 1418 |
| Union | city | Wisconsin | United States | 44.84333 | -91.54861 | 912 | 16112 |
| Union | city | Wisconsin | United States | 42.83028 | -90.52611 | 1099 | 2337 |
| Union | city | Wisconsin | United States | 42.82444 | -89.30167 | 990 | 3341 |
| Union Center | city | Wisconsin | United States | 43.68528 | -90.26667 | 935 | 2403 |
| Union Church | city | Wisconsin | United States | 42.84361 | -88.06917 | 807 | 12318 |
| Union Grove | city | Wisconsin | United States | 42.68806 | -88.05139 | 751 | 5871 |
| Unity | city | Wisconsin | United States | 44.85167 | -90.31639 | 1332 | 1804 |
| Upper French Creek | city | Wisconsin | United States | 44.2175 | -91.32472 | 820 | 1228 |
| Upson | city | Wisconsin | United States | 46.36917 | -90.40667 | 1450 | 154 |
| Urne | city | Wisconsin | United States | 44.49861 | -91.89222 | 898 | 631 |
| Utica | city | Wisconsin | United States | 42.96556 | -89.12194 | 948 | 3587 |
| Utica | city | Wisconsin | United States | 43.02222 | -88.48472 | 849 | 7772 |
| Utley | city | Wisconsin | United States | 43.7275 | -88.90611 | 944 | 1715 |
| Utowana Beach | city | Wisconsin | United States | 44.205 | -88.36361 | 751 | 18419 |
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