Information on GNC in Baker City, OR 97814 Outlet Note Regular Brands GNC Oregon Baker City 325339 Rating 4.7 based on 97 votes Address 1217 Campbell Street Baker City, OR 97814 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 - Hermiston GNC Outlet - Bend GNC Outlet - Bend GNC Outlet - Bend People Also Viewed