Mattress Firm is located in Lakeland FL, Zip Code: 33809 on the street of 4435 US Highway 98 N. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 863-816-2783. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 28.100151 -81.97385 USA