Mattress Firm Diamond Plaza is located in Columbus OH, Zip Code: 43219 on the street of 4038 Morse Rd. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 614-342-2172. The coordinates that you can use in navigation applications to find Mattress Firm Diamond Plaza quickly are 40.05795 -82.90884 USA