| Castaway Barley Wine Winter Ale | Pacific Rim Brewing | | 11.0% |
| Castaway Chocolate Orange IPA | Thomas Creek Brewery | | |
| Castaway IPA | Kona Brewing | American IPA | 6.0% |
| Castaways | More Brewing Co. | American Imperial Stout | 14.8% |
| Castelain Blond Biere de Garde | Brasserie Bnifontaine | | 5.6% |
| Castelain St.Amand French Country Ale | Brasserie Bnifontaine | | 5.9% |
| Castle Hill | Aslin | American Imperial Stout | 15.0% |
| Castle in the Clouds | Burlington Beer Company | Imperial IPA | 10.0% |
| Castle In the Woods | More Brewing Co. | | 13.5% |
| Castle Lager | South African Breweries plc | American Adjunct Lager | 5.0% |
| Castle Magic | Bruery Terreux | | |
| Castling | Grimm Artisanal Ales | American Pale Ale | 5.5% |
| Casual Casual Drinks Drinks | The Veil Brewing Company | Imperial IPA | 8.5% |
| Casual Continuum | Resident Culture Brewing Company | New England IPA | 7.0% |
| Casual Drinks | The Veil Brewing Company | Imperial IPA | 8.5% |