Information on GNC in Newark, NJ 07108 Outlet Note Regular Brands GNC New Jersey Newark 328709 Rating 4.7 based on 97 votes Address 104 12th Avenue Newark, NJ 07108 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 - Bloomfield GNC Outlet - Bloomfield GNC Outlet - Belleville GNC Outlet - Bayonne People Also Viewed