Sleep Number is located in Grand Forks ND, Zip Code: 58201 on the street of 3300 32nd Ave S, Ste 102. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 701-757-0672. The coordinates that you can use in navigation applications to find Sleep Number quickly are 47.889595 -97.075986 USA