Costco Stores in Washington Outlet Note Regular Brands Costco Washington Rating 4.7 based on 76 votes Official Website http://www.costco.com/ Products Handbags Clothing Furniture Jewelry Appliances Electronics Office Products Browse by State Bellingham Burlington Camas Clarkston Covington East Wenatchee Everett Federal Way Fife Gig Harbor Issaquah Kennewick Kirkland Lacey Lynnwood Marysville Puyallup Seattle Sequim Shoreline Silverdale Spokane Spokane Valley Tacoma Tukwila Tumwater Union Gap Vancouver Woodinville People Also Viewed