Barre N9NE Studio

Bcycle Swampscott

Be the Light Yoga Studio

Beacon Hill Yoga

Beacon Hill Yoga/REPS

Beantown Bootcamp

Beverly Athletic Club

Beyond Physical Therapy + Pilates

Bhakti Bodhi Yoga

Big Night Fitness

Bikes and Beers

Bikram Yoga Danvers

Bilancia Fitness

Black Crow Yoga

Body & Brain

Body Ambition

Body Works

BodyWaves

Bodyscapes Fitness

Boston Ballet School

Boston Barre

Boston Body

Boston Body Pilates Newbury Street

Boston Body Pilates Waterfront