| Peak View Brewing Company | 9672 E Arapahoe Rd | Greenwood Village | Colorado | 80112 | United States | closed | |
| Peaks N Pines Brewing Company | 4005 Tutt Blvd | Colorado Springs | Colorado | 80922-2508 | United States | micro | |
| Periodic Brewing LLC | 115 E 7th St | Leadville | Colorado | 80461-3505 | United States | brewpub | |
| Periodic Brewing Northglenn | 2100 E 112th Ave | Northglenn | Colorado | 80233-2345 | United States | micro | |
| Phantom Canyon Brewing Co | 2 E Pikes Peak Ave | Colorado Springs | Colorado | 80903-1504 | United States | brewpub | |
| Pikes Peak Brewing | 1756 Lake Woodmoor Dr | Monument | Colorado | 80132-9215 | United States | micro | |
| Pilothouse Brewing Company | 4233 S Buckley Rd | Aurora | Colorado | 80013-2947 | United States | closed | |
| Pints Pub Brewery and Freehouse | 221 W 13th Ave | Denver | Colorado | 80204-2711 | United States | brewpub | |
| Pitchers Sports Restaurant and Brewery | 1100 W Drake Rd | Fort Collins | Colorado | 80526-6008 | United States | brewpub | |
| Platt Park Brewing Co. | 1875 S Pearl St | Denver | Colorado | 80210-3136 | United States | micro | |
| Primitive Beer LLC | 2025 Ionosphere St Unit 101 | Longmont | Colorado | 80504-7439 | United States | micro | |
| Prost Brewing | 2540 19th St | Denver | Colorado | 80211-3910 | United States | micro | |
| Prost Brewing - Highlands Ranch | 53 Centennial Blvd | Highlands Ranch | Colorado | 80129 | United States | micro | |
| Pug Ryan's Brewing Company | 104 Village Pl | Dillon | Colorado | 80435-2515 | United States | brewpub | |
| Pumphouse Brewery and Restaurant | 540 Main St | Longmont | Colorado | 80501-5537 | United States | brewpub | |
| Purpose Brewing and Cellars | 4025 S Mason St Unit C | Fort Collins | Colorado | 80525-5953 | United States | micro | |
| Raices Brewing Co | | Denver | Colorado | 80204 | United States | planning | |
| Rails End Beer Company | 11625 Reed Ct | Broomfield | Colorado | 80020-2834 | United States | micro | |
| Rally King Brewing | 1624 S Lemay Ave Unit 4 | Fort Collins | Colorado | 80525-1188 | United States | micro | |
| Ramskeller | | Fort Collins | Colorado | 80523-0001 | United States | planning | |
| Rancho De Lomi Brewing | | Laporte | Colorado | 80535-3021 | United States | planning | |
| RARE by Grist Brewing | 9535 Park Meadows Dr Ste F | Lone Tree | Colorado | 80124 | United States | closed | |
| Ratio Beerworks | 2920 Larimer St | Denver | Colorado | 80205-2309 | United States | micro | |
| Red Leg Brewing Company | 4630 Forge Rd Ste B | Colorado Springs | Colorado | 80907-3556 | United States | micro | |
| Red Mountain Brewing | 400 Main St | Ouray | Colorado | 81427 | United States | brewpub | |
| Red Truck Beer Company | | Denver | Colorado | 80216-3612 | United States | planning | |
| Red Truck Beer Company Ltd. | 1020 E Lincoln Ave | Fort Collins | Colorado | 80524-2509 | United States | micro | |
| Redgarden Brewery | 1700 Dogwood St | Louisville | Colorado | 80027-1102 | United States | brewpub | |
| Renegade Brewing Company | 918 W 1st Ave | Denver | Colorado | 80223-1534 | United States | micro | |
| Renegade Brewing Company - Production | 918 W 1st Ave | Denver | Colorado | 80223-1534 | United States | micro | |
| Resolute Brewing Company | 7286 S Yosemite St Ste 110 | Centennial | Colorado | 80112-2204 | United States | micro | |
| Rhythm River Brewing Company | | Longmont | Colorado | 80504-2226 | United States | planning | |
| Riff Raff Brewing | 274 Pagosa St | Pagosa Springs | Colorado | 81147 | United States | brewpub | |
| River North Brewery | 6021 Washington St Unit A | Denver | Colorado | 80216-1153 | United States | micro | |
| River North Brewery - RiNo | | Denver | Colorado | 80205-2440 | United States | planning | |
| Roaring Fork Beer Company | 1941 Dolores Way | Carbondale | Colorado | 81623-2235 | United States | proprietor | |
| Rock Bottom Brewery - Centerra Promenade | 6025 Sky Pond Dr | Loveland | Colorado | 80538-9013 | United States | brewpub | |
| Rock Bottom Brewery - Colorado Springs | 3316 Cinema Point Dr | Colorado Springs | Colorado | 80922 | United States | brewpub | |
| Rock Bottom Brewery - Denver | 1001 16th St Ste 100 | Denver | Colorado | 80265-0100 | United States | brewpub | |
| Rock Bottom Brewery - Englewood | 9627 E County Line Rd | Englewood | Colorado | 80112-3502 | United States | brewpub | |
| Rock Bottom Brewery - Highlands Ranch | 1505 Park Central Dr | Highlands Ranch | Colorado | 80129-6686 | United States | brewpub | |
| Rock Bottom Brewery - Orchard Cntr | 14694 Orchard Pkwy Unit 400 | Westminster | Colorado | 80023-9198 | United States | brewpub | |
| Rock Bottom Brewery - Westminster | 10633 Westminster Blvd Unit 900 | Westminster | Colorado | 80020-4176 | United States | brewpub | |
| Rock Cut Brewing Company | 390 W Riverside Dr | Estes Park | Colorado | 80517 | United States | micro | |
| Rockslide Brewing Co | 401 Main St | Grand Junction | Colorado | 81501-2511 | United States | brewpub | |
| Rocky Mountain Brewery | 625 Paonia St | Colorado Springs | Colorado | 80915-3727 | United States | micro | |
| Rocky Mountain Taphouse, LLC | 3050 67th Ave Ste 104 | Greeley | Colorado | 80634-9604 | United States | micro | |
| Rockyard Brewing Company | 880 Castleton Rd | Castle Rock | Colorado | 80109-7512 | United States | brewpub | |
| Royal Gorge Brew Pub | 413 Main St | Canon City | Colorado | 81212-3733 | United States | brewpub | |
| Rule105 Brewing | 4731 W 10th St | Greeley | Colorado | 80634 | United States | micro | |