Bcycle Swampscott

Be the Light Yoga Studio

Beacon Hill Yoga

Beacon Hill Yoga/REPS

Beantown Bootcamp

Beyond Fitness Pilates Studio

Bhakti Bodhi Yoga

Big Night Fitness

Bikes and Beers

Bilancia Fitness

Black Crow Yoga

Blissful Monkey Yoga Studio

Body & Brain

Body & Brain

Body Works

BodyWaves

Bodyscapes Fitness

Boston Ballet School

Boston Barre

Boston Body

Boston Body

Boston Body Pilates Belmont

Boston Body Pilates Newbury Street

Boston Body Pilates Waterfront