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Customer Assistance: 1-800-613-6743

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The Office of the Comptroller of the Currency's Customer Assistance Group is here to help. Get in touch through one of the methods listed below. Learn more about us or learn how to file a complaint.


Monday - Friday, 7:00 a.m. - 7:00 p.m. CT
(800) 613-6743 (Available in English or Español)
TTY: (800) 877-8339 (via a relay service)


Fax signed correspondence to us at (713) 336-4301.


Comptroller of the Currency
Customer Assistance Group
1301 McKinney Street
Suite 3450
Houston, TX 77010-9050

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