Mattress Firm is located in Glendale AZ, Zip Code: 85305 on the street of 9494 W Northern Ave Ste 114. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 623-772-7372. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 33.55219 -112.26323 USA