Consumerist

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Wed Aug 20
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Editor:
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Meghann Marco
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phone numbers, customer service, costco, executive custom service

Contact Costco Executive Customer Service

James Sinegal, CEO
jsinegal@costco.com
Tel: 800-774-2678 (and Press 6) or 425-313-8163
PO Box 34331
Seattle, WA 98124

General Member Service #:800-774-2678

RELATED: What To Do Once You Call And Reach A CEO's Office

1:03 PM on Sun Jul 15 2007
By Ben Popken
4,020 views
25 comments