Mattress Firm is located in Kansas City MO, Zip Code: 64138 on the street of 9221 Hillcrest Rd. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 816-767-0888. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 38.95779 -94.5201 USA