Information on GNC in Blairstown, NJ 07825 Outlet Note Regular Brands GNC New Jersey Blairstown 325546 Rating 4.7 based on 97 votes Address 151 Route 94 Blairstown, NJ 07825 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 - Belvidere GNC Outlet - Bedminster GNC Outlet - Bernardsville GNC Outlet - Bridgewater People Also Viewed