Mattress Firm is located in Middletown RI, Zip Code: 2842 on the street of 1305 W Main Rd. If you want to ask something about the furniture quality, mattresses sizes, catalog prices or any information, the Phone number is 401-847-7414. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 41.51676 -71.29738 USA