| A.S. Junior Pallacanestro Casale | — | Casale Monferrato | 1956 | — |
| Alpo Basket '99 | — | Alpo | — | — |
| Ambrosiana Milano | — | Milan | — | — |
| AMG Sebastiani Basket Rieti | — | Rieti | 1946 | — |
| Amici Pallacanestro Udinese | — | Udine | 1999 | — |
| Anderson Packers | National Basketball Association | Anderson | 1945 | Anderson High School Wigwam |
| Andrea Costa Imola | Serie A | Imola | 4 October 1967 | — |
| Angels Santarcangelo | — | — | — | — |
| Aquila Basket Trento | Serie A | Trento | 1995 | BTS Arena |
| Aresium Milano | — | Milan | — | — |
| Aretusa Sports Centre | — | — | — | — |
| AS Vicenza | Lega Basket Femminile | Vicenza | 1958 | — |
| ASD Basket DLF La Spezia Claudio Papini | — | La Spezia | 1936 | — |
| ASD Briantea84 | — | Cantù | 1984 | — |
| ASD Polisportiva Amicacci | — | — | 1984 | — |
| ASD S.Stefano Sport | — | Porto Potenza Picena | 1977 | — |
| Assi Basket Ostuni | — | Ostuni | — | — |
| Associazione Basket Latina | — | Latina | — | — |
| Associazione Dilettantistica Pallacanestro Recanati | — | Recanati | — | — |
| Associazione Sportiva Luiss | — | — | — | — |
| Astro Cagliari | — | — | — | — |
| Athletic Genova | — | Genoa | 1968 | — |
| Atlanta Hawks | National Basketball Association | Atlanta | 1946 | Georgia Dome, State Farm Arena, UW–Milwaukee Panther Arena, St. Louis Arena, Wharton Field House, Kiel Auditorium, McCamish Pavilion, Omni Coliseum |
| Auxilium Pallacanestro Torino | — | Turin | 1974 | Palazzetto dello Sport Gianni Asti |
| Azzurra Brindisi | — | Brindisi | 1964 | — |
| Azzurro Napoli Basket 2013 | — | Naples | 2013 | PalaBarbuto |
| Baltimore Bullets | National Basketball Association | Baltimore | 1944 | Baltimore Coliseum |
| Basket Anagni | — | — | — | — |
| Basket Barcellona | — | Barcellona Pozzo di Gotto | 1976 | — |
| Basket Bees Treviglio | — | — | — | — |
| Basket Biassono | — | Biassono | — | — |
| Basket Brescia | — | Brescia | 1957 | — |
| Basket Cavezzo | — | Cavezzo | 1978 | — |
| Basket Cefalù | — | — | — | — |
| Basket Club Bolzano | — | Bolzano | — | Palazzetto dello sport "Paola Mazzali" |
| Basket Club Ferrara | — | Ferrara | 1999 | Palasport di Ferrara |
| Basket Club Valtarese 2000 | — | — | — | — |
| Basket Femminile Le Mura Lucca | — | Lucca | 2005 | — |
| Basket Femminile Livorno | — | Livorno | — | — |
| Basket Femminile Milano | — | Milan | — | — |
| Basket Femminile Pavia | — | — | — | — |
| Basket Fossombrone | — | Fossombrone | — | — |
| Basket Foxes Giussano | — | Giussano | 1983 | — |
| Basket Livorno | — | Livorno | 1947 | — |
| Basket Lumezzane | — | Lumezzane | — | — |
| Basket Massafra | — | Massafra | — | — |
| Basket Mestre 1958 | — | Mestre | 1958 | Vitrifrigo Arena |
| Basket Montichiari | — | — | — | — |