List of Sleepy's Stores in Hanover, MD Outlet Note Regular Brands Sleepy's Maryland Hanover Rating 4.9 based on 65 votes Official Website http://www.sleepys.com Products Mattresses Bed & Bath NameAddressPhone Name/Address/Phone Sleepy's outlet - Hanover 7645 Arundel Mills Blvd (410) 799-2190 People Also Viewed