| Polisportiva Dinamo Lab | — | — | — | — |
| Portland Trail Blazers | National Basketball Association | Portland | 1970 | Veterans Memorial Coliseum, Moda Center |
| Potenza 84 | — | Potenza | — | — |
| Progresso Castel Maggiore | — | Castel Maggiore | — | — |
| Raggisolaris Faenza | — | Faenza | — | — |
| Real Sebastiani Rieti | Serie A2 | Rieti | 2020 | — |
| Reyer Venezia Mestre | Lega Basket Serie A | Venecia | 1925 | Palasport Taliercio |
| Riva del Garda Basket | — | Riva del Garda | — | — |
| Robur et Fides Varese | — | Varese | — | — |
| Roseto Sharks | — | Roseto degli Abruzzi | 1946 | — |
| Rovereto Basket | — | Rovereto | — | — |
| Ruvo di Puglia Basket | — | — | — | — |
| S.S. Basket Napoli | — | Nápoles | 1946 | PalaBarbuto |
| Sacramento Kings | National Basketball Association | Sacramento | 1945 | ARCO Arena I, Power Balance Pavilion, Golden 1 Center, Municipal Auditorium, Kemper Arena, Omaha Civic Auditorium, Cincinnati Gardens, Edgerton Park Arena, Blue Cross Arena |
| Salerno Basket 92 | — | — | — | — |
| San Martino di Lupari | — | — | — | — |
| San Raffaele Basket | — | — | 1978 | — |
| Santa Marinella Basket | — | — | — | — |
| Scafati Basket | Lega Basket Serie A | Scafati | 1969 | PalaMangano |
| Seattle SuperSonics | — | Washington | 1967 | Kingdome, Climate Pledge Arena, Tacoma Dome |
| Sebastiani Basket Club Rieti | — | — | — | — |
| Sheboygan Redskins | National Basketball Association | Sheboygan | 1938 | Playdium, Sheboygan Municipal Auditorium and Armory |
| Silver Basket Porto Torres | — | Porto Torres | — | — |
| Società Ginnastica Triestina | — | Trieste | 1930 | — |
| Spider Fabriano | — | — | — | — |
| Sport Club Alcamo | — | Alcamo | — | — |
| SS Lazio Basket | — | Roma | 1932 | — |
| SSD Santa Lucia Sport | — | Roma | 1978 | — |
| St. Louis Hawks | National Basketball Association | — | — | — |
| Stella Azzurra Roma | — | Roma | 1938 | — |
| Sutor Basket Montegranaro | — | Montegranaro | 1947 | Banca Marche Palace |
| Taranto Cras Basket | Serie A1 | Tarento | 1961 | — |
| Thunder Basket Matelica - Fabriano | — | — | — | — |
| Toronto Maple Leafs | — | — | 22 de noviembre de 1917 | Scotiabank Arena, Mutual Street Arena, Maple Leaf Gardens |
| Toronto Raptors | National Basketball Association | Toronto | 1995 | Rogers Centre, Scotiabank Arena |
| Tresinaro Basket Scandiano | — | — | — | — |
| Umana Venezia | — | — | 1925 | — |
| Unicar Cesena | — | Cesena | — | — |
| Unione Sportiva Basket Recanati | — | Recanati | 1982 | — |
| Universo Treviso Basket | Lega Basket Serie A | Treviso | 2012 | Palaverde |
| Utah Jazz | National Basketball Association | Salt Lake City | 1974 | Auditorio Municipal de Nueva Orleans, Louisiana Superdome, Loyola Field House, Delta Center, Salt Palace, Thomas & Mack Center |
| Vancouver Grizzlies | National Basketball Association | — | 1995 | Rogers Arena |
| Vela Viareggio | — | — | — | — |
| Velo Trapani | — | Trapani | — | — |
| Verga Palermo | — | — | — | — |
| Viola Reggio Calabria | — | Regio de Calabria | 1966 | PalaCalafiore |
| Virtus Cagliari | — | Cagliari | — | — |
| Virtus Eirene Ragusa | — | Ragusa | — | — |