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

After becoming a Costco member, you’ll still need to complete a new registration on Costco.com (if you didn’t previously register). Your membership number isn’t linked to your online account until you add …

The great thing about shopping on Costco.com is that everything you see reflects our live, real-time and up-to-date inventory. The flip side is that the items on offer, including promotional offers, are limited …

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

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 …

How do I find Costco member-only savings online? To search for specific Costco member-only savings items online, head over to Costco.com and enter either the product name or item number into the …

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

If your membership is expired or inactive, you can renew online within 90 days after the date of expiration, or any time in person or by phone. Finally, if you need to shop at a Costco warehouse …

View both online and in-warehouse purchases and receipts. Receive up-to-the-minute tracking information for online orders. Keep track of the items you need by creating a mobile shopping list. …

Each Costco.com shopper will need to register their online shopping account in their own name. If you’ve never registered with Costco.com before, you’ll need to create an account. Don’t worry—it’s …