Find your nearest Costco warehouse location and explore helpful self-service options for customer support.

Welcome to the Costco Customer Service page. Explore our many helpful self-service options and learn more about popular topics.

To view products on Costco.com, either type what you’re looking for into the Search box, or mouse over "Shop" to view our different categories. Simply click on the name or picture of an item to navigate to …

To search for a product online at Costco.com, enter a keyword or an item number into the search engine at the top. If the item you’re seeking is in stock and available for purchase, your search will pull up its …

Valid at all Costco locations worldwide You can find more details on each type of membership and even sign up right here. Please keep in mind that the Costco double guarantee applies to all membership …

Where can I find Costco Services contact information? You’ll find the phone numbers and information for each of our Costco Services (for your home and business needs) here. Simply click on the name of …

Welcome to the Costco Customer Service page. Explore our many helpful self-service options and learn more about popular topics.

The Costco Tire Center offers several installation and maintenance services to get our members on the road, including rotation, balance, nitrogen inflation, nitrogen conversion, and flat repair.

Electronics: Costco will accept returns within 90 days (from the date the member received the merchandise) for Televisions, Projectors, Major Appliances (refrigerators above 10 cu. ft., freezers, …

Each additional card also includes a free household card.* You can find Costco’s Membership Terms and Conditions here. *A household card is available to any cardholder’s spouse, domestic partner, or …