Physiology Fitness

Picot Pilates

Pole Pressure DC

Potomac Valley Track Club

Power Nectar Yoga

Praxi Pilates

Prime Time Baseball

Project Fitness

ProsToYou Tennis

Protect & Defend Firearms Academy

RTR Pilates

Radiance Yoga

Reformation Fitness

Refresh Yoga Center

Rising Sol Yoga School

River's Edge Yoga

Riverside Gardens Swim and Tennis Club

Rock 'n' Roll Running Series USA

Rock Recovery

Rumble Boxing

Rush Cycle

SEAL Team Physical Training

SPENGA - Ballston

STRNG Pain-Free Performance