Information on GNC in Kent, WA 98031 Outlet Note Regular Brands GNC Washington Kent 327654 Rating 4.7 based on 97 votes Address 20518 108th ave.,Se Kent, WA 98031 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 - Kent GNC Outlet - Kent GNC Outlet - Kent GNC Outlet - Kent People Also Viewed