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Debit & Credit Card Lost or Stolen

To report lost or stolen Personal or Business Mastercard Debit & Credit Cards:

Call us at 812-855-7823, or toll-free at 888-855-6928.

If we suspect fraudulent activity on your account, we will first attempt to text and/or call you on your mobile phone number. Phone communications from our fraud network will come from one of the following numbers, depending on your location.

U.S. Fraud Network:
866-518-0213

International Fraud Network:
515-457-2095

If you haven’t provided a mobile number for your IUCU account, you will receive an email from our fraud network. You can add your mobile number by updating your account info.

Update Account Info

Have questions?

We're ready to help you!


Call a representative at 812-855-7823 or toll-free 888-855-6928.