Find a Warehouse - Costco Customer Service
Use the warehouse locator to find a Costco warehouse near you. Learn more about Costco membership, services, products, and policies on the customer service page.
How can I see what products are available on Costco.com?
Learn how to search, browse and buy products on Costco.com, the official website of Costco Wholesale. Find out how inventory, prices and promotions are updated and managed on the site.
Contact Us - Costco Customer Service
Find various ways to contact Costco customer service, such as chat, phone, mail, and feedback. Learn how to return, cancel, or adjust your Costco.com order, or update your account and membership information.
What is Costco’s return policy? - Costco Customer Service
Costco offers a 100% satisfaction guarantee on membership and merchandise, except for some items such as electronics, diamonds, cigarettes, alcohol, and tires. To return an item, you can go to any Costco warehouse or initiate a return online.
Costco Customer Service
Find answers to common questions about online orders, membership, returns, and more on Costco's official customer service page. Learn how to manage your account, update your information, and contact Costco for assistance.
Tire Center FAQs - Costco Customer Service
Learn how to schedule an appointment, find tires, and get installation and maintenance services at your local Costco Tire Center. Find out the policy, delivery, and cancellation options for Costco.com tire orders.
What are Costco’s holiday closures? - Costco Customer Service
Find out which days Costco warehouses are closed in the U.S. for New Year's Day, Easter, Memorial Day, Independence Day, Labor Day, Thanksgiving, and Christmas. Contact Costco Customer Service for more information or feedback.
What are Costco’s hours of operation? - Costco Customer Service
Find out the hours of each Costco warehouse and its services, such as gas station, pharmacy, optical department, etc. Use the Find a Warehouse feature or the Costco app to check the location information and hours.
How can I contact the Costco Corporate Offices? - Costco …
Find out how to contact Costco headquarters in Washington state by mail, phone, or visit. The corporate offices are located at 999 Lake Drive, Issaquah, WA 98027 and are open …
Preventing Fraud - Costco Customer Service
Learn how to avoid and report phishing and spoofing emails, fictitious job offers, pop-up ads, check scams, fraudulent phone calls and more. Find tips, examples and links to official sources for Costco-related scams.