Less Money. More Sleep. The Mattress Store You’ve Been Dreaming Of. Sleep is a valuable resource, directly connected to our health, wellness, and success. At Sleep City, our dedication to helping our customers find the best mattress to fit their lifestyle and physical needs has made us one of the largest luxury mattress dealers in the United States. Our professional, trained staff help our customers find what they need through our great digital shopping service, with a full line of sleep products from top brands. Don’t snooze on your chance to find out why our customers love shopping for mattresses the Sleep City Way.