About Us

Member Contact Center

  • San Antonio, Texas: 210.673.5610
  • Del Rio, Texas: 830.488.6322
  • Toll Free – US: 800.227.5328
  • Toll Free – UK/Germany: 00.800.0024.7247
  • Toll Free – Japan: 001.800.0024.7247
  • Toll Free – South Korea: 002.800.0024.7247
  • Report Lost/Stolen Credit Card: 800.227.5328
  • Report Lost/Stolen Debit Card: 800.227.5328

Contact Us by Fax

  • Member Contact Center: 210.678.5294
  • Human Resources: 210.674.2968
  • Lending Department: 210.673.5102
  • Member Services: 210.678.5291

Send Us an Email

We will make every effort to respond to email messages received before 3:00 PM on business days within 24 hours.

Any sensitive information including account numbers, social security numbers, etc., should not be sent through unsecured Internet email. For sensitive information, please use Live Chat or the Secure Online Message Center within CyberMAT.


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Routing Number

Routing Transit Number: 314085504