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Costco Corporate Office Headquarters & Customer Service Info

Costco Logo

Costco is a U.S. based warehouse club operational in 10 countries. It specializes in retail merchandising, operations, e-commerce and travel. Founded in 1983 it is headquartered in Washington. The retail industry allows its members to obtain memberships to purchase bulk goods, food, electronics, households, jewelry, and office supplies.
Costco has its retail locations in the United States, Canada, Mexico, Japan, United Kingdom, South Korea, Taiwan, Australia, Spain, Australia, Lebanon, and Iceland. The customer service of Costco is available Monday to Friday at 5 am to 7 pm and Saturday from 9:30 pm to 2 pm.

Costco company headquarter location and customer service

Costco Headquarters Address

Costco Headquarters

1801 10th Ave NW, Issaquah, WA 98027, US

Costco Login

Step 1– To access the live chat features you need to log in to your Costco account. Click here Link to visit the login page.

Step 2– Enter your Email Address and Password in the blank spaces and then click “Sign In”. Check the “remember me” button if you wish the browser to keep you logged in.

Forgot Password

Step 1– Customers who have lost their password need to visit the homepage and then provide their email in the “Forgot Your Password” section.

Step 2– Click the button tagged “Reset Password” and you will be emailed a new password.

Costco Mailing Address

999 Lake Drive
Suite 200
Issaquah, WA 98027

Main: (425) 313-8100
Customer Service: (800) 955-2292
Toll-Free: (800) 774-2678

Company Fax:  (425) 427-7520

Company tech support for electronics:  (866) 861-0450

To get through to a person press “55”

Costco Email Contact

You can email your queries to memberservice@costco.com

The email form is available here Link

Costco Customer Service page Link


 Executive Contacts

Kelsey Berry
999 Lake Drive
Suite 200
Issaquah, WA 98027
(425) 427-3539

John McKay
Executive Vice President
999 Lake Drive
Suite 200
Issaquahh, WA 98027

Chief Executive
W. Craig Jelinek
Chief Executive Officer
999 Lake Drive
Suite 200
Issaquah, WA 98027
(425) 313-8100

Costco Social Networking Accounts

Costco customer-service-contact-details