InnerCity Weightlifting

Institute of Combative Arts Quincy

Instrumental Yoga

JET Boston

JP Centre Yoga

Jacked Performance

Jenn Weldon Pilates & Fitness

Josh Mavilia Fitness

José Mateo Ballet Theatre

Joy of Yoga

K Foley Global Pilates

KAIZEN

KRIGSMAN

Kaliyuga Dance Studios

Kinema Fitness - One Post Office Square

Kinema Fitness - Rowes Wharf Health Club

Kinetic Synergy Dance Company

Knights Of Columbus - Newton

LIFE Health and Fitness Center

LS Flamenco

Lea Tam Acupuncture

Level Ground Mixed Martial Arts

Lifted Fitness + Performance

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