Information on GNC in Butler, PA 16001 Outlet Note Regular Brands GNC Pennsylvania Butler 325797 Rating 4.7 based on 97 votes Address 200 Greater Butler Mart Butler, PA 16001 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 - Beaver Falls GNC Outlet - Aliquippa GNC Outlet - Bethel Park GNC Outlet - Bethel Park People Also Viewed