GoogleMaps Location of Costco

Contact Information

Corporate Headquarters

Corporate Headquarters
999 Lake Drive
Issaquah, WA 98228

Mailing Address:

P.O. Box 34718
Seattle, WA 98124

Members

Please contact Costco Health Solutions Customer Care toll- free at the number listed on your pharmacy benefit member ID card.

TTY (Toll- Free): 1-877-908-6024
Hours: 24 hours a day, 7 days a week

Sales

General Sales Inquires:

1-425-416-4115

SShults@costco.com
Proposal Requests: CHSSales@costco.com


Pharmacy Locator