There is a specific moment that American travelers discover for the first time — usually during a vacation, sometimes during a longer international stay — when they realize that their Costco membership card, the one they carry for gas savings and rotisserie chicken, is also a key to warehouse clubs in 14 other countries. Your membership card is valid at any Costco warehouse worldwide and is not transferable. That sentence, from Costco's own official membership policy, contain

Most brands pursuing a Costco Roadshow think of Costco as an American story. And it is — the United States remains by far the company's largest single market, with 634 of its 924 warehouses operating domestically. But in 2026, the Costco story is increasingly and decisively becoming a global story. The company now operates warehouses across 14 countries on five continents, and its international markets are not simply following the domestic business — in many cases they are ou