Information on GNC in Mckees Rocks, PA 15136 Outlet Note Regular Brands GNC Pennsylvania Mckees Rocks 328220 Rating 4.7 based on 97 votes Address 155 Chartiers Avenue Mckees Rocks, PA 15136 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 - Bethel Park GNC Outlet - Bethel Park GNC Outlet - Bethel Park GNC Outlet - Aliquippa People Also Viewed