| Altbier | BluCreek Brewing Company | American Brown Ale | |
| Altbier | Bluegrass Brewing Company, Inc. | American Brown Ale | |
| Altbier | Hausbrauerei Zum Schlssel | American Brown Ale | |
| Altbier | Second Street Brewery | American Brown Ale | |
| Altbier | Southampton Publick House | Altbier | 5.1% |
| Altbier | Steinfels Back & Brau | American Brown Ale | |
| AltBitter | Widmer Brothers Brewing | Altbier | 9.5% |
| Alter Ego | 4 Hands Brewing Co. | Black IPA | 5.5% |
| Alter Ego | Tree House Brewing Company | American IPA | 6.8% |
| Alter Spalter | Short's Brewing Company | | |
| Alter Valter | DesignBrew | Altbier | 4.7% |
| Alternate Side | Third Rail Beer | American Stout | 8.1% |
| Althea | Weyerbacher Brewing Company | Dubbel | 8.5% |
| Althea (2015) | Palmetto Brewing | Russian Imperial Stout | 10.0% |
| Altitude | Tuckerman Brewing Co. | Altbier | 7.5% |