| Unione Cestistica Piacentina | — | Piacenza | 2003 | — |
| Universo Treviso Basket | Serie A | Treviso | 2012 | Palaverde |
| 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 |
| Velo Trapani | — | Trapani | — | — |
| Victoria Libertas Pesaro | Serie A | Pesaro | 1946 | Vitrifrigo Arena |
| Viola Reggio Calabria | — | Reggio Calabria | 1966 | PalaCalafiore |
| Virtus Basket Ariano | — | Ariano Irpino | — | — |
| Virtus Basket Spezia | — | La Spezia | — | — |
| Virtus Cagliari | — | Cagliari | — | — |
| Virtus Padova | — | Padua | — | — |
| Virtus Pallacanestro Bologna | Serie A | Bologna | 1927 | Virtus Arena |
| Virtus Pallacanestro Imola | — | — | — | — |
| Virtus Siena | — | — | — | — |
| Vis Fortitudo Pomezia | — | — | — | — |
| Washington Capitols | Basketball Association of America | Washington, D.C. | 1946 | Washington Coliseum |
| Washington Wizards | National Basketball Association | Washington, D.C. | 1961 | CFG Bank Arena, Capital One Arena, Capital Centre, International Amphitheatre, Chicago Coliseum |
| Waterloo Hawks | National Basketball Association | Waterloo | 1948 | McElroy Auditorium |