Mattress Firm South is located in Jacksonville Beach FL, Zip Code: 32250 on the street of 2200 3rd St S. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 904-246-0517. The coordinates that you can use in navigation applications to find Mattress Firm South quickly are 30.26956 -81.38888 USA