Mattress Firm is located in Saint Louis MO, Zip Code: 63125 on the street of 6917 S Lindbergh Blvd. If you want to ask something about the furniture quality, mattresses sizes, catalog prices or any information, the Phone number is 314-894-4547. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 38.51083 -90.33448 USA