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

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

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

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

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

Please keep in mind that being an active Costco member does not automatically register you on Costco.com. Your membership number is not linked to your account until you add it, either when you …

For more information on what changes you can make on your membership online, review the article: What changes can I make to my Costco membership online? To manage your membership auto …

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 …

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 …

If you wish to cancel Auto Renewal or pay your Costco membership fee using a different method of payment, you can visit a Costco membership counter or access your membership account on …