Belle Haven Marina

Bethesda Boxing and Kickboxing Academy

Bethesda Salt Cave

Better Body

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

Body by Buckner

BodySmith Gyms

Bodymass Gym

Born 2 Dance

Born 2 Dance Studio

Born To Be Fit

Bouldering Project - DC

Bowtai Fitness

Browne Academy

Bull Dawg Athletic Training and Physical Therapy