Information on GNC in Enon, OH 45323 Outlet Note Regular Brands GNC Ohio Enon 326668 Rating 4.7 based on 97 votes Address 101 West Main Street Enon, OH 45323 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 - Brookville GNC Outlet - Bellefontaine GNC Outlet - Ada GNC Outlet - Bowling Green People Also Viewed