If you’re a member, enter the membership number found on your membership card. Please keep in mind that the costco double guarantee applies to all membership levels. Please be advised that registering to shop online at costco.com is not an application.
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You can obtain your new membership cards by visiting the membership counter of your local costco. The flip side is that the items on offer, including promotional. Welcome to the costco customer service page.
You’re now ready to start shopping!
Welcome to the costco customer service page. 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. Maintaining an active costco membership doesn’t automatically.
That means we guarantee both your membership and our products with a refund†, if they don’t. Welcome to the costco customer service page.
