Verified BIC/SWIFT • January 2026
COSTCO WHOLESALE CORPORATION
COSTCO WHOLESALE CORPORATE OFFICE ATTN: TREASURY 999 LAKE DRIVE WASHINGTON ISSAQUAH,WA ISSAQUAH,WA 98027 UNITED STATES OF AMERICA
COWOUS6I
SWIFT Code Format Breakdown
COWO
Bank Code
US
Country
6I
Location
XXX
Branch
Official Institution Data
Legal Entity
COSTCO WHOLESALE CORPORATION
Primary City
Issaquah
Related in Issaquah
Secure Transfer
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