How to Contact Costco Customer Care

Kayla Jul 09, 2026

Are you a Costco member seeking assistance or have a question about your membership? Perhaps you're interested in a product but need more information? Costco, known for its excellent customer service, offers several ways to contact their customer care team. Let's explore these options to help you find the best fit for your needs.

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Costco Return Policy Tips: Here's Exactly What You Can and Can't Do

Before diving into the contact methods, it's essential to note that Costco's customer care team is available from 6:00 AM to 10:00 PM PST, seven days a week. This ensures that help is always within reach, whenever you need it.

the coup page for costco next, the members only portal most shoppers miss
the coup page for costco next, the members only portal most shoppers miss

Contacting Costco Customer Care by Phone

For immediate assistance, the phone is often the quickest way to reach Costco's customer care team.

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14 Secret Costco Shopping Hacks That Will Save You Money

Here are the phone numbers you can use, depending on your location and the type of assistance you need:

For U.S. Members

an empty parking lot in front of a business called costco us co's go business
an empty parking lot in front of a business called costco us co's go business

For general inquiries, you can call 1-800-774-2678. For membership-related questions, dial 1-800-955-1600.

If you're a Costco Anywhere Visa® Card by Citi holder, you can reach their customer service at 1-800-955-1600.

For International Members

Costco membs <3
Costco membs <3

For international members, please refer to the International Contact Us page for the appropriate phone number in your region.

Remember to have your membership number ready when calling, as it will help the customer care representative assist you more efficiently.

Contacting Costco Customer Care Online

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23 Secrets Costco’s Free Sample Employees Wish You Knew

If you prefer to communicate in writing or need assistance outside of Costco's phone support hours, you can reach out to them online through their website or social media platforms.

Email Support

a man walking in front of a costco store
a man walking in front of a costco store
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Costco Implements New Policy To Curb Membership Sharing At Self-Checkout
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a group of people wearing headsets and smiling at something in the background with text that reads contact
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Costco Bonus Offer USA | Extra Rewards Inside
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Costco Hacks You Need To Know
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a woman wearing a headset and smiling for the camera
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Costco shoppers respond to company’s DEI ‘commitment’ — as other major retailers scale back
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10 Costco Hacks You Must Know USA
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a man in red shirt holding a box with the words 22 costo secrets you're missing
a man in red shirt holding a box with the words 22 costo secrets you're missing
an advertisement for a grocery store with prices on the front and back side of it
an advertisement for a grocery store with prices on the front and back side of it
how do i contact costco customer care
how do i contact costco customer care
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Is Costco Membership Worth It?
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several shopping carts with the words is a costco membership worth it?
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7 Secrets I Learned While Working at Costco
Costco
Costco
costco shop with me
costco shop with me
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Customer Service Tips for Online Business

You can send an email to Costco's customer care team at customerservice@costco.com. They typically respond within 1-2 business days.

For membership-related inquiries, you can email membership@costco.com.

Social Media

Costco is active on several social media platforms and can be reached through the following official accounts:

While social media might not be the fastest way to get a response, it's an excellent option for asking quick questions or sharing feedback.

Online Contact Form

You can also fill out Costco's online contact form to send a message directly to their customer care team.

This form allows you to choose the department you need assistance with, ensuring your message reaches the appropriate team.

In need of immediate assistance? Don't forget to check Costco's Frequently Asked Questions page, as it might already have the answer you're looking for.

Now that you're equipped with various ways to contact Costco customer care, you're ready to tackle any questions or concerns that may arise. Happy shopping, and remember, Costco is always here to help!