Information on GNC in Genoa, OH 43430 Outlet Note Regular Brands GNC Ohio Genoa 327014 Rating 4.7 based on 97 votes Address 21991 West State Route 51 Genoa, OH 43430 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 - Bowling Green GNC Outlet - Amherst GNC Outlet - Ada GNC Outlet - Amherst People Also Viewed