Costco Wholesale Corporation is an American multinational corporation which operates a chain of membership-only big-box retail stores. As of 2020, Costco was the third largest retailer in the world, and the world's largest retailer of choice and prime beef, organic foods, rotisserie chicken, and wine as of 2016. In 2021, Costco was ranked #10 on the Fortune 500 rankings of the largest United States corporations by total revenue. Costco's worldwide headquarters are in Issaquah, Washington, an eastern suburb of Seattle, although its Kirkland Signature house label bears the name of its former location in Kirkland. The company opened its first warehouse in Seattle in 1983. Through mergers, however, Costco's corporate history dates back to 1976, when its former competitor Price Club was founded in San Diego, California. As of June 2022, Costco has 833 warehouses worldwide: 574 in the United States, 107 in Canada, 40 in Mexico, 31 in Japan, 29 in the United Kingdom, 16 in Korea, 14 in Taiwan, 13 in Australia, four in Spain, two each in France and China, and one in Iceland. Wikipedia