Information on GNC in Mount Vernon, OH 43050 Outlet Note Regular Brands GNC Ohio Mount Vernon 328533 Rating 4.7 based on 97 votes Address 4 Newark Road Mount Vernon, OH 43050 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 - Ashland GNC Outlet - Barberton GNC Outlet - Akron GNC Outlet - Amherst People Also Viewed