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


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

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