Mattress Firm is located in Clinton NJ, Zip Code: 8809 on the street of 65 Wal-Mart Plz. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 908-238-1532. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 40.62584 -74.91985 USA