Jazzercise-Zumba Westwood

JeLuJa Medspa

Jen Carlin Yoga

Joel Salsa Online

Joelle Ng Studio

Joelle Ng Studio

Jojosenergy

JuJu Performance

Juma Fit

Juniper Yoga and Fitness

K-Pulse NYC

K.C. Pilates

Kaeos Fitness Personal Training

Kaizen Fitness Health and Wellness

Kaplen JCC on the Palisades

Keely's Camp

Ken Pilates

Kevyn Zeller Pilates

Kika Stretch Studios - Montclair

Killer Bodies

Kinema Fitness - HSBC Wellness Studio

Kinespirit

Kingsofnewjersey

Klean Strength