List of Costco Stores in Elkridge, MD Outlet Note Regular Brands Costco Maryland Elkridge Rating 4.7 based on 76 votes Official Website http://www.costco.com/ Products Handbags Clothing Furniture Jewelry Appliances Electronics Office Products NameAddressPhone Name/Address/Phone Costco outlet - Elkridge 6675 Marie Curie Dr (410) 423-4052 People Also Viewed