Barre & Soul

Barre Groove

Bcycle Swampscott

Be the Light Yoga Studio

Beacon Hill Yoga

Beacon Hill Yoga/REPS

Beantown Bootcamp

Bhakti Bodhi Yoga

Big Night Fitness

Bikes and Beers

Bilancia Fitness

BodyWaves

Bodyscapes Fitness

Boston Ballet School

Boston Barre

Boston Body

Boston Body Pilates Newbury Street

Boston Body Pilates Waterfront

Boston Dance Studios

Boston Harbor Sailing Club

Bouldering Project - Boston

BronCore Fitness

Burke's FITNESS - Bcycle

Burn Fitness Studios