Information on GNC in Matthews, NC 28105 Outlet Note Regular Brands GNC North Carolina Matthews 328193 Rating 4.7 based on 97 votes Address 3108 Weddington Road Matthews, NC 28105 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 - Charlotte GNC Outlet - Charlotte GNC Outlet - Charlotte GNC Outlet - Charlotte People Also Viewed