Sleep Number is located in Tukwila WA, Zip Code: 98188 on the street of 17250 Southcenter Pkwy, Ste 100. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 206-433-3847. The coordinates that you can use in navigation applications to find Sleep Number quickly are 47.44902 -122.26135 USA