| Beer | Brewery | Style | ABV |
|---|---|---|---|
| Alter Spalter | Short's Brewing Company | ||
| Alter Valter | DesignBrew | German Altbier | 4.7% |
| Altered Dankopotamus | Hop Dogma Brewing | ||
| Alternate Side | Third Rail Beer | American Stout | 8.1% |
| Alternating Current | Gizmo Brew Works | German Altbier | 5.3% |
| Alternative Universe | Magnify Brewing | ||
| Althea | Weyerbacher Brewing Company | Belgian Dubbel | 8.5% |
| Althea (2015) | Palmetto Brewing | Russian Imperial Stout | 10.0% |
| Altitude | Tuckerman Brewing Co. | German Altbier | 7.5% |
| Altmans Alt | Mountain Sun Pub & Brewery | American Brown Ale | |
| Altruistic American Ale | Harvest Moon Brewery / Cafe | American Pale Ale (APA) | |
| Altus Gravitas | Finch's Beer Co. | American Barleywine | 9.0% |
| Alum Rock | Santa Clara Valley Brewing | American Imperial IPA | 8.5% |
| Älvdans | Charlis | 5.1% | |
| Alvin | Basqueland Brewing Co | Russian Imperial Stout | 10.5% |