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 …

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 …

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 …

How can I buy a membership on Costco.com? To purchase your membership online, please follow these steps: Browse your membership options here. You can choose between a Personal …

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 …

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

Costco members can make several changes to their membership online, such as: Renew the membership Upgrade to an Executive Membership Add or change a Household cardholder …

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 …

You can use the Costco App to check warehouse inventory. Head to our mobile app page to learn more! To use our customer service page instead, follow these steps: Select Chat Us in the …