Mattress Firm is located in Rosedale MD, Zip Code: 21237 on the street of 8803 Pulaski Hwy. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 410-574-8700. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 39.33752 -76.48004 USA