Information on GNC in Canton, GA 30114 Outlet Note Regular Brands GNC Georgia Canton 325849 Rating 4.7 based on 97 votes Address 2017 Marietta Highway Canton, GA 30114 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 - Alpharetta GNC Outlet - Acworth GNC Outlet - Alpharetta GNC Outlet - Alpharetta People Also Viewed