Mattress Firm Happy Valley is located in Phoenix AZ, Zip Code: 85085 on the street of 2501 W Happy Valley Rd, Ste 18. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 623-582-2873. The coordinates that you can use in navigation applications to find Mattress Firm Happy Valley quickly are 33.71244 -112.11227 USA