Mattress Firm is located in Decatur GA, Zip Code: 30035 on the street of 5401 Covington Hwy. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 404-228-2979. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 33.79889 -84.2172 USA