Information on GNC in Dillsburg, PA 17019 Outlet Note Regular Brands GNC Pennsylvania Dillsburg 326473 Rating 4.7 based on 97 votes Address 818 us Route 15 North Dillsburg, PA 17019 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 - Bellefonte GNC Outlet - Avondale GNC Outlet - Berwick People Also Viewed