Mattress Firm Sussex County Mall is located in Newton NJ, Zip Code: 7860 on the street of 13 Hampton House Rd. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 973-579-2927. The coordinates that you can use in navigation applications to find Mattress Firm Sussex County Mall quickly are 41.06975 -74.74385 USA