Home › Top 4 Fitness and Gym in St Johns, Florida Find best Fitness and Gym in St Johns, Florida, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. CrossFit Griffon US, St Johns, FL 32259120 Everest Ln Suite 4 Maximum Effort Fitness and Performance Training US, St Johns, FL 322591515 COUNTY ROAD 210 W, #206 FeRRUM Athletic Company US, St Johns, FL 32259618 State Rd 13 Suite 3 F45 Training Fruit Cove US, St Johns, FL 3225971 Doctors Village Dr Suite 301