Information on GNC in Wallingford, CT 06492 Outlet Note Regular Brands GNC Connecticut Wallingford 330432 Rating 4.7 based on 97 votes Address 605 North Colony Road Wallingford, CT 06492 Phone Hours may vary in different stores. For accurate hours, please contact each store directly. Suite643 Hours may vary in different stores. For accurate hours, please contact each store directly. Nearby GNC Outlet GNC Outlet - Cheshire GNC Outlet - Cromwell GNC Outlet - Hamden GNC Outlet - East Haven People Also Viewed