Mattress Firm Middletown is located in Middletown NJ, Zip Code: 7748 on the street of 1344 State Route 35. If you want to ask something about the furniture quality, mattresses sizes, catalog prices or any information, the Phone number is 732-275-1101. The coordinates that you can use in navigation applications to find Mattress Firm Middletown quickly are 40.40032 -74.12199 USA