| Trapani Shark | Liga Italiana de Basquetebol | Trápani | 1964 | — |
| Tresinaro Basket Scandiano | — | — | — | — |
| U.S. Sangiorgese | — | — | — | — |
| Umana Venezia | — | — | 1925 | — |
| Unione Cestistica Piacentina | — | Piacenza | 2003 | — |
| Unione Sportiva Corona | — | Cremona | — | — |
| USE Basket Femminile Empoli | — | Empoli | 1912 | — |
| Utah Jazz | National Basketball Association | Salt Lake City | 1974 | Municipal Auditorium, Caesars Superdome, Loyola Field House, Delta Center, Salt Palace, Thomas & Mack Center |
| Vancouver Grizzlies | National Basketball Association | — | 1995 | Rogers Arena |
| Vela Viareggio | — | — | — | — |
| Velo Trapani | — | Trápani | — | — |
| Verga Palermo | — | — | — | — |
| Victoria Libertas Pesaro | Liga Italiana de Basquetebol | Pesaro | 1946 | Vitrifrigo Arena |
| Viola Reggio Calabria | — | Reggio di Calabria | 1966 | PalaCalafiore |
| Virtus Basket Ariano | — | Ariano Irpino | — | — |
| Virtus Padova | — | Pádua | — | — |
| Virtus Pallacanestro Imola | — | — | — | — |
| Vis Basket Cervia | — | Cervia | — | — |
| Vis Fortitudo Pomezia | — | — | — | — |
| Washington Capitols | Basketball Association of America | Washington, D.C. | 1946 | Washington Coliseum |
| Washington Wizards | National Basketball Association | Washington, D.C. | 1961 | Royal Farms Arena, Capital One Arena, Capital Centre, International Amphitheatre, Chicago Coliseum |
| Waterloo Hawks | National Basketball Association | Waterloo | 1948 | McElroy Auditorium |