Mattress HQ 6161 Long Prairie Rd.Flower Mound, TX, 75028MattressHQ is located on the west side of Long Prairie Rd, just south of Justin Rd. View Phone 214-273-1997 6161 Long Prairie Rd.Flower Mound, TX 75028MattressHQ is located on the west side of Long Prairie Rd, just south of Justin Rd. View Website Experience & Reliability About Connect with this Business: Send to My Email Send to My Phone Print this Page