List of Costco Stores in Issaquah, WA Outlet Note Regular Brands Costco Washington Issaquah 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 - Issaquah 1801 10th Ave NW (425) 313-0965 People Also Viewed