Mattress Warehouse of King of Prussia is located in King of Prussia PA, Zip Code: 19406 on the street of 268 W Dekalb Pike. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 610-265-2049. The coordinates that you can use in navigation applications to find Mattress Warehouse of King of Prussia quickly are 40.0936 -75.37002 USA