Barre & Soul

Barre Groove

Be the Light Yoga Studio

Beacon Hill Yoga

Beacon Hill Yoga/REPS

Beantown Bootcamp

Beyond Fitness Pilates Studio

BeyondFit

Big Night Fitness

Bigger Muscles, Better Intentions

Bikes and Beers

Black Crow Yoga

Blissful Monkey Yoga Studio

Body & Brain

Body & Brain

BodyWaves

Bodyscapes Fitness

Boston Athletic Training

Boston Ballet School

Boston Barre

Boston Body

Boston Body

Boston Body Pilates Belmont

Boston Body Pilates Newbury Street