Credit Card and Debit Card Services
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      1. Allegiance Credit Union - FAQ Library
      2. Credit Card and Debit Card Services

      How do I dispute a fraudulent charge on my credit card?

      Disputing a fraudulent charge on your Allegiance credit card is easy.

      Please call 1-800-558-3424. For hearing-impaired members, call our TTD line at 1-888-352-6455. If you are outside the U.S. call 701-461-1556 COLLECT.