Barre Union

Barrios Martial Arts

Barry's

Basecamp Fitness

Basecamp Fitness - San Francisco

Bay Area Outreach and Recreation Program (BORP)

Bay Breakers Boxing Gym

Bay Jiu-Jitsu

Bay Jiu-Jitsu

Berkeley Ballet Theater

Berkeley Pole & Dance

Bhakti SF

Bike rental (hourly, daily) | Blazing Saddles + Spinlister

Bikram Oakland

Bikram Yoga Oakland

Bird School of Music

Black Oak Wilderness School Incorporated

BlackBox Studios

Bliss Fitness and Health

Blue Bear School of Music

BlueWave Medicine

Body Ecology

Body Mechanix Fitness

Body Temp