Mattress Firm is located in Elkhart IN, Zip Code: 46514 on the street of 2725 Cassopolis St. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 574-264-4071. The coordinates that you can use in navigation applications to find Mattress Firm quickly are 41.72344 -85.97365 USA