Mattress Firm St George is located in Saint George UT, Zip Code: 84790 on the street of 15 S River Rd. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 435-673-5471. The coordinates that you can use in navigation applications to find Mattress Firm St George quickly are 37.1076 -113.55484 USA