| Brewery | Location |
|---|---|
| Alpha Brewing Company | St. Louis |
| Alpha Delta Brewing | |
| Alphabet City Brewing Company | |
| Alpine Beer Company | Alpine, California |
| Alpirsbacher Klosterbru | Alpirsbach, Germany |
| Altamont Beer Works | Livermore, CA |
| Alter Brewing Company | Downers Grove |
| Altstadt | |
| Alus Darbnīca Labietis | Latvia |
| Alvarado Street Brewery | Monterey, California |
| Alvardo Street Brewery & Grill | Monterey |
| Alvarium Beer Company | New Britain , CT |
| Alvinne Picobrouwerij | Ingelmunster, Belgium |
| Amager / Hoppin' Frog | |
| Amager / Jester King |