| Belching Beaver Brewery Tavern & Grill | 302 E Broadway | Vista | California | 92084-6020 | United States | brewpub | |
| Belching Beaver Brewery Vista | 980 Park Center Dr Ste A | Vista | California | 92081-8351 | United States | micro | |
| Belmont Brewing Co | 25 39th Pl | Long Beach | California | 90803-2806 | United States | brewpub | |
| Benchmark Brewing Co | 6190 Fairmount Ave Ste G | San Diego | California | 92120-3428 | United States | closed | |
| Benny Boy Brewing | 1821 Daly St | Los Angeles | California | 90031 | United States | micro | |
| Benoit-Casper Brewing | 1201 Pennsylvania Ave Ste E | Richmond | California | 94801-2300 | United States | micro | |
| Berryessa Brewing Co | 27260 State Highway 128 | Winters | California | 95694-9066 | United States | micro | |
| Berts Brewing Co. | | Orange | California | 92867-6942 | United States | planning | |
| Big Bear Lake Brewing Co | 40827 Stone Rd | Big Bear Lake | California | 92315 | United States | brewpub | |
| Big Bear Mountain Brewery | 40260 Big Bear Blvd | Big Bear Lake | California | 92315 | United States | brewpub | |
| Big Sexy Brewing Company | 5861 88th St Ste 800 | Sacramento | California | 95828-1131 | United States | micro | |
| Big Stump Brewing Company | 1716 L St | Sacramento | California | 95811-4024 | United States | micro | |
| Bike Dog Brewing Co | 2534 Industrial Blvd Ste 110 | West Sacramento | California | 95691-3471 | United States | micro | |
| Bird Street Brewing | 242 Heinlen St | Lemoore | California | 93245-2947 | United States | micro | |
| Bison Brewing Co | 1627 S 7th St | San Jose | California | 95112-5932 | United States | contract | |
| Bitter Brothers Brewing Co. | 4170 Morena Blvd Ste F | San Diego | California | 92117-5252 | United States | micro | |
| Bittersweet Brewing Company, LLC | 191 S Oak Park Blvd Ste 3 | Grover Beach | California | 93433-2265 | United States | micro | |
| BJs Restaurant & Brewery - Brea | 600 Brea Mall Dr | Brea | California | 92821-5764 | United States | brewpub | |
| BJs Restaurant & Brewery - West Covina | 2917 E Eastland Ctr Dr | West Covina | California | 91791-1603 | United States | brewpub | |
| Black Cock Brewing Company | 1444 N Batavia St | Orange | California | 92867-3505 | United States | micro | |
| Black Doubt Brewing Company | 452 Old Mammoth Rd, #104 | Mammoth Lakes | California | 93546 | United States | micro | |
| Black Gold Brewing Co | 508 Center St | Taft | California | 93268-3109 | United States | brewpub | |
| Black Hammer Brewing | 544 Bryant St | San Francisco | California | 94107-1217 | United States | micro | |
| Black Magic Brewing | | Fountain Valley | California | 92708-6431 | United States | planning | |
| Black Market Brewing Co | 41740 Enterprise Cir N Ste 109 | Temecula | California | 92590-5652 | United States | brewpub | |
| Black Plague Brewing | 2550 Jason Ct | Oceanside | California | 92056-3592 | United States | micro | |
| Black Sands Brewery | 701 Haight St | San Francisco | California | 94117-3316 | United States | micro | |
| Blaker Brewing | 1063 Montcalire Dr | Ceres | California | 95307 | United States | micro | |
| Blue Frog Brewing Company | 1740 Travis Blvd | Fairfield | California | 94533-3431 | United States | micro | |
| Blue Note Brewing Company | 750 Dead Cat Aly | Woodland | California | 95695-3435 | United States | micro | |
| Blue Oak Brewing Co | 821 Cherry Ln | San Carlos | California | 94070-3306 | United States | micro | |
| Bluebird Brasserie | 13730 Ventura Blvd | Sherman Oaks | California | 91423 | United States | brewpub | |
| BNS Brewing & Distilling Co. | 10960 Wheatlands Ave Ste 101 | Santee | California | 92071-5617 | United States | closed | |
| Bolt Brewery | 8179 Center St | La Mesa | California | 91942-2907 | United States | brewpub | |
| Bonaventure Brewing Co | 404 S Figueroa St Ste 418A | Los Angeles | California | 90071-1797 | United States | brewpub | |
| Boomtown Brewery | 700 Jackson St | Los Angeles | California | 90012-3443 | United States | micro | |
| Bootleggers Brewery | 130 S Highland Ave | Fullerton | California | 92832-1803 | United States | micro | |
| Bootleggers Brewery | 1100 E Truslow Ave | Fullerton | California | 92831-4626 | United States | micro | |
| Booze Brothers Brewing Co. | 2545 Progress St | Vista | California | 92081-8483 | United States | brewpub | |
| Border X Brewing | 2181 Logan Ave | San Diego | California | 92113-2203 | United States | micro | |
| Border X Logan | 2181 Logan Ave | San Diego | California | 92113-2203 | United States | brewpub | |
| Bottle Logic Brewing | 1072 N Armando St | Anaheim | California | 92806-2605 | United States | micro | |
| Bravery Brewing | 42705 8th St W | Lancaster | California | 93534-7184 | United States | micro | |
| Breakwater Brewing Co | 101 N Coast Hwy Ste C140 | Oceanside | California | 92054-3015 | United States | brewpub | |
| Brew Rebellion | 33 S San Gorgonio Ave | Banning | California | 92220-6001 | United States | micro | |
| Brew Rebellion | 195 N Del Rosa Dr | San Bernardino | California | 92408 | United States | closed | |
| Brewbakers Brewing Co | 219 E Main St | Visalia | California | 93291-6355 | United States | brewpub | |
| Brewcaipa Brewing Co. | 35058 Yucaipa Blvd | Yucaipa | California | 92399-4337 | United States | micro | |
| Brewery At Abigaile | 1301 Manhattan Ave | Hermosa Beach | California | 90254-3666 | United States | brewpub | |
| Brewery At Lake Tahoe | 3542 Lake Tahoe Blvd | South Lake Tahoe | California | 96150-8900 | United States | brewpub | |