| Portsmouth Oatmeal Stout | Portsmouth Brewery | Oatmeal Stout | 6.0% |
| Portsmouth Pale | Bull & Bush Pub & Brewery | American Pale Ale | |
| Portucale | Mean Sardine | | 11.0% |
| Portuguese Blindfold | Superstition Meadery | | 16.0% |
| Portuguese Brandy Barrel Aged Dark Lord | Three Floyds Brewing | Russian Imperial Stout | |
| Portunus | Brouwerij Walhalla | English Porter | 6.3% |
| Posca Rustica | Brasserie Dupont | Gruit / Ancient Herbed Ale | 8.0% |
| Poseidon Imperial Stout | Fish Brewing Company & Fish Tail Brewpub | American Stout | |
| Poseidon’s Wrath | More Brewing Co. | Fruited Kettle Sour | 8.6% |
| Positive Contact | Dogfish Head Craft Brewery | | |
| positive contact | Fort George Brewery | Brett Beer | 7.4% |
| Positive Energy | The Piggy Brewing Company | New England IPA | 10.0% |
| Positively 11th Street | Brick & Feather | American Pale Ale | 5.0% |
| Possession | Van Moll | American Barleywine | 10.5% |
| Possession Porter | Diamond Knot Brewery & Alehouse | American Porter | 5.6% |