Costco Wholesale Corporation is a multinational company with headquarters in Washington. The company allows customers to obtain memberships to buy bulk goods in a warehouse setting. Products sold are not limited to toys, food, electronics, alcohol, house wares, jewelry and office supplies.

Contact us

999 Lake Drive
Suite 200
Issaquah, WA 98027

Phone Contacts

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

How to get through to a person.
Press “55” at the prompt.

Social Media Contacts

Google Plus

The company is typically more responsive on Twitter.

Executive Contacts

If you contact the company by email, you should receive an almost immediate return receipt, and a substantive reply within one week. If you don't, it's safe to assume you're being ignored. Before you reach out to one of these managers, please review these suggestions, which will increase the odds of a successful appeal.

Primary Contact
Colleen Lilly
999 Lake Drive
Suite 200
Issaquah, WA 98027

Secondary Contact
John McKay
Executive Vice President
999 Lake Drive
Suite 200
Issaguah, WA 98027

Chief Executive
W. Craig Jelinek
Chief Executive Officer
999 Lake Drive
Suite 200
Issaquah, WA 98027

Researched by Eva Dickerson and filed under .
Last updated: December 12, 2014.

The names, numbers and addresses were collected from publicly-available resources and are believed to be accurate at the time of the last update. Here's how we find our information. If you need to make a correction or change, please use this form.