Information on GNC in Delphos, OH 45833 Outlet Note Regular Brands GNC Ohio Delphos 326419 Rating 4.7 based on 97 votes Address 940 Elida Avenue Delphos, OH 45833 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 - Ada GNC Outlet - Bellefontaine GNC Outlet - Bowling Green GNC Outlet - Brookville People Also Viewed