Balanced Fitness Studios

BarkFit

Barre3 Bethesda

Barre3 Old Town

Barry's

BbG Fitness

Be Free Live Fully

Be Miyghty Fitness

Belin Sport & Fitness

Belle Haven Marina

Bethesda Boxing and Kickboxing Academy

Bethesda Salt Cave

Better Body

Beunique Bodyworks

Bhakti Yoga DC

Bike Aid

Biker Barre

Bikram Yoga Works

BikramYogaWorks

Blackout Boxing

Bluebird Sky Yoga

Boating in DC - Thompson Boat Center

Body Dynamics

Body Grace Fitness & Yoga