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
Houston, TX 77010-9050
Report a technical issue with this website.