List of Costco Stores in Gig Harbor, WA Outlet Note Regular Brands Costco Washington Gig Harbor 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 - Gig Harbor 10990 Harbor Hill Dr NW (253) 853-8600 People Also Viewed