Contact Us

Online Customer Complaint Form  Image of keyboard

We recommend the use of the Online Customer Complaint Form to submit a written complaint to the OCC Customer Assistance Group. Please review the page of this site titled 'File a Complaint' for further instructions on use of the form.

Telephone phone icon

Have questions about how to file a complaint? Call the OCC's Customer Assistance Group at 1-800-613-6743, Monday through Friday from 7:00am to 7:00pm CST to talk to a customer service representative in English or Spanish.  TDD Number: 713-658-0340

Fax  printer  icon    

You can fax your signed correspondence to us at 713-336-4301.

Mail  mail  icon  

Write to the OCC at:

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

Phone: 800-613-6743
TDD Number: 713-658-0340
TTY: (800) 877-8339 (via a relay service)