Mattress Firm South is located in Arvada CO, Zip Code: 80002 on the street of 5545 Wadsworth Byp. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 303-420-8715. The coordinates that you can use in navigation applications to find Mattress Firm South quickly are 39.79716 -105.0787 USA