Contact Us

We are happy to assist you. If you have a general question regarding your CEFCU Platinum MasterCard, please review our Frequently Asked Questions. Otherwise, contact us by phone or mail.

  • LOST AND/OR STOLEN:
    • If you suspect your card has been lost and/or stolen, please call our Cardholder Services at 1-866-570-1238 immediately.
  • PHONE
    • Cardholder Services
      • 1-866-570-1238
    • For calls outside the United States
      • 00-1-515-457-2082
  • Payment address
    • CEFCU
      PO Box 37035
      Boone, IA 50037
  • DISPUTE A TRANSACTION:
    • If you do not recognize a charge or feel you were billed an incorrect amount, please follow these three steps. First, double-check your receipts and check with other authorized users of your card. Second, contact the merchant where the purchase originated. Finally, if you are unable to resolve your dispute with the merchant, complete the MasterCard Dispute Form and mail to:

    • Mail:
      • CEFCU Disputes
        PO Box 10452
        Des Moines, IA 50306-0452
      You may also call our Cardholder Services at 1-866-570-1238 if you have further questions.
  • IF YOU SUSPECT FRAUD:
    • Call 1-866-570-1238 immediately to report any fraud. Complete the Fraud Affidavit and mail to:

    • Mail:
      • CEFCU Fraud Dept.
        PO Box 10452
        Des Moines, IA 50306-0452