| Abbreviation | Definition |
|---|---|
| USRC | Upper Snake River Canyon |
| USRD | Upper Snake River District |
| USSACP | United States Special Army Cadets Program |
| USSR | Ukrainian Soviet Socialist Republic |
| USVI | United States Virgin Islands |
| UTB | Upper Tampa Bay |
| UTE | Someone from Utah |
| UTFB | Unemployment Trust Fund Benefits |
| UTM | Upper Tier Municipality |
| UTNF | Unmet Transport Needs Forum |
| UUT | Utility Users Tax |
| UUT-1 | Universal Use Tax Return Form |
| UWC | Urban Water Consortium |
| UWMA | United Way of Metropolitan Atlanta |
| UWS | Upper West Side |
| UZA | Urbanized Zone Area |
| VABEC | Vermont Agricultural Business Education Center |
| VACD | Vermont Association of Conservation Districts |
| VAF | Virginia Association of Fairs |
| VAF | Visa Application Failed |