Mattress Firm Newtown Square is located in Newtown Square PA, Zip Code: 19073 on the street of 3531 W Chester Pike. If you want to ask something about the furniture, mattresses, catalog, pricing, hours and directions, the Phone number is 610-353-4427. The coordinates that you can use in navigation applications to find Mattress Firm Newtown Square quickly are 39.98668 -75.39691 USA