Contact Costco

Phone Number : 1-800-774-2678

Email :

Business Hours: Monday to Friday, 6 am to 6 pm, Saturday to Sunday, 8 am to 5 pm.

Website :

Contact Costco customer service contact numbers

Corporate Head office: 999 Lake Dr, Issaquah, WA 98027

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If you want to Contact Costco customer service & support? There are different ways to get in touch with Costco. You can contact them via their toll free contact number & this is the best way.

Costco are available to assist you by telephone, mail, in person at an office, or electronically through the internet at

Costco Contact Number

1-800-774-2678 – Customer Service

You can speak with Costco customer support by calling 1-800-774-2678 number directly.

Speak with a real customer service executive and find fair solution to your problem that is easy & fast. Costco customer support is available Monday to Friday, 6 am to 6 pm, Saturday to Sunday, 8 am to 5 pm.

If you can’t satisfied talking to this number, please contact Costco on one of the phone number listed below

Costco Contact/Phone Numbers

Customer service1-800-774-2678 Online Orders1-800-955-2292
Membership and Warehouse1-800-774-2678
Costco Business Center Orders1-800-788-9968
Costco Concierge Services Technical Support1-866-861-0450
Costco Home Improvement Installed Products1-844-765-0251 Pharmacy1-800-607-6861
Costco Photo Center1-855-620-7579
Costco Travel1-877-849-2730

Best Toll-Free/800 Customer Service Phone Number of Costco

Call 1-800-774-2678

This is the best customer service phone number that you can use. Using this toll free 800 number, you can directly contact the Costco customer agent. You can use this number for various tasks such as

  • Payment
  • Access Account
  • Costco Shop Card Balance
  • Concierge Tech Support & Warranty
  • Order Status
  • Cancel Order
  • Shipping
  • Returns and Exchanges
  • Returns Policy
  • Technical support
  • A different issue

Costco Head Office Contact Number

Corporate Head office address of Costco.

999 Lake Dr, Issaquah, WA 98027

For any general inquiries, please contact Costco head office number : (425) 313-8100

Contacting Costco – by phone or otherwise

Even though 1-800-774-2678 is a Costco’s finest toll-free number, there are other 9 great ways of getting in contact with Costco.

Apart from calling, the upcoming favorite alternative for customers searching for assistance is through online chat support of Costco.

If you feel this information is wrong or know any other ways to contact Costco, please let us know so we can discuss with other consumers.

Costco Email Support

Costco Email can be a convenient way to communicate with customer service department. You can email Costco at one of the support email addresses given below.

Costco Customer Service :

Technical Support Email:

Contact Through Social Media, Website & App

If you want any information about your order, billing & payment related issues, Try using social media to contact Costco. Go to their Twitter, Facebook or official Website, and click on the “message” button.

Costco Live Chat Support

Live chat support is one of the fastest way to contact Costco . But Costco does not offer customer support through live chat. You can also connect Costco with different ways like a Social Media, Email Support, Phone Number.

Customer Service Hours of Costco

Mon to Friday: 6 am to 6 pm
Saturday to Sunday : 8 am to 5 pm

Store hours todayOpening HoursClosing Hours
Monday6:00 am6:00 pm
Tuesday6:00 am6:00 pm
Wednesday6:00 am6:00 pm
Thursday6:00 am6:00 pm
Friday6:00 am6:00 pm
Saturday8:00 am5:00 pm
Sunday8:00 am5:00 pm

Costco Holiday Hours

Costco customer service is open on most public holidays. Our self serve functions are available 24/7.
Christmas Day and Easter Sunday: Closed

Public Holidays

New Year’s Day
Martin Luther King, Jr. Day
Memorial Day
Independence Day
Labor Day
Thanksgiving Day
Christmas Day

Get in touch with various departments of Costco

Costco customer service

Costco toll-free number is 1-800-774-2678. Dial this number if you have any questions or issue about Costco services like a track an order, report lost or stolen cards, account access and more services.

Contact their helpline support number that is open Monday to Friday, 6 am to 6 pm, Saturday to Sunday, 8 am to 5 pm.

Report lost or stolen cards – 1-800-774-2678

Report lost or stolen cards to any Costco membership counter immediately, or dial their customer service number at 1-800-774-2678. Online Orders,

If you have any issue about Online Orders, check order status, return order, cancel order you can dial Costco Online Order customer service number 1-800-955-2292 or send an email at

The helpline is open Monday to Friday, 5 am to 8:00 pm PT, Saturday to Sunday, 5 am to 6 pm PT.

Business Center order online

If you have any question about business center order online, please call 1-800-788-9968 and one of them helpful Business Center representatives at the Member Services Center will help you.

The Representative team are available from Monday to Friday, 6 am to 5 pm PT.

Costco Technical Support

Costco Concierge Services provides free technical support and warranty information for Costco members for a variety of items purchased at Costco or on For technical support call at 1-866-861-0450.

Helpline is open Monday to Sunday, 5 am to 10 pm PT.

Return Policy

Products bought at a Costco place need to be returned at the returns counter at any Costco warehouse.

Items ordered on the internet can be returned at any Costco warehouse -or- you can initiate a return through

Contact for Costco Travel

For information or questions about Costco Travel program, please visit thier Costco Travel website at or calling them directly at 1-877-849-2730. The helplines are open Monday – Friday 5 a.m. – 9 p.m. PT, Saturday – Sunday 6 a.m. – 5:30 p.m. PT.

For more contact information about Costco Travel can be found here.


Can I chat with Costco customer service?
Select the Chat Us option on this page. *Hours vary by department. Hours vary by department.

Who is 800 774 2678?
For general questions about your Costco membership, please contact Costco Membership and Warehouse Services by chat or phone at 1-800-774-2678.

How do I speak to a Costco agent?
You can call the Costco membership customer service phone number at 1-800-774-2678. Alternatively, you may send them an email by visiting the “Contact Us” section on their website and selecting the email or live chat option from the “Contact Us” section.

How do I contact Costco technical support?
Using Costco Concierge is simple—just call 1-866-861-0450.

Hopefully, We helped you to get some genuine Customer Service Phone numbers for Costco .

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Also Read : State Farm Customer Service

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