Information on Subway in Maple Valley, WA 98038 Outlet Note Regular Brands Subway Store Washington Maple Valley 1629750 Rating 4.6 based on 64 votes Address Opening Soon! Maple Valley-Black Diamond Rd Four Corner Square Maple Valley, Wa 98038, Usa Maple Valley, WA 98038 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 Subway Outlet Subway Outlet - Auburn Subway Outlet - Auburn Subway Outlet - Auburn Subway Outlet - Auburn People Also Viewed