Institute of Dance Artistry

International Squash Academy

Invert Your World

Iron Works Fitness

It Figures Fitness and Wellness

J'aime Fitness - Brandywine

JTown Hot Yoga

Jab Fit

Jefferson Fitness Center

Jefferson-Myrna Brind Center

Jennifer's Leaf

JimLifeFitness

Joe Hand Boxing Gym

Joltin Jabs

Joseph Anthony - Retreat Spa, Salon and Fitness

Jump Start Sports-Philadelphia

June Hines Pilates Studio

Juniata Fitness

J’aime Fitness

Kindred Yoga

Klasik Fit

Koresh Dance Company

L&M Dance Studio

LVX Fitness