| Beer | Brewery | Style | ABV |
|---|---|---|---|
| Imposter | High Branch | American Stout | 5.7% |
| Impractical Joke | Fuerst Wiacek | 6.8% | |
| Imprecation | Pips Meadery | Gruit / Ancient Herbed Ale | 14.0% |
| Imprériale Choco-Noisette | Beauregard - Brasserie Distillerie | 10.9% | |
| Impresario | Fuerst Wiacek | New England IPA | 6.8% |
| Imprints | Freak Folk Bier | Saison | 6.0% |
| Impromptu Pale Ale | Gottberg Brew Pub | American Pale Ale | 5.0% |
| Improv (Improvisación) Oatmeal Rye India-Style Brown Ale | Cigar City Brewing | American Brown Ale | 9.0% |
| Impulse | Blue Moon Brewing Co. | American Dark Wheat Beer | 8.5% |
| Impulse Purchase | Cerebral Brewing | ||
| ImREALLYdonewithU! | The Veil Brewing Company | Imperial IPA | 11.0% |
| In a rush | O'clock Brewing | American Barleywine | 10.0% |
| In Absentia | Brick & Feather | New England IPA | 7.2% |
| In Absentia Luci | Other Half Brewing Co. | ||
| In Absentia Luci (2016 Bourbon Barrel Aged With Vanilla) | Other Half Brewing Co. | 11.0% |