We are happy to assist you. If you have a general question regarding your credit card account, 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 customer call center at 866-570-1238 immediately.
• PHONE
• Customer Service
866-570-1238
• For calls outside the United States
00-1-515-457-2082
• MAILING
Payment address (you must be logged in to display your payment address)

• 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 or fax to:


• Mail:
MasterCard Disputes
PO Box 10409
Des Moines, IA 50306-0409
• Fax:
(515) 457-2074

You may also call our customer call center at 866-570-1238 if you have further questions.

• IF YOU SUSPECT FRAUD:
Call 866-570-1238 immediately to report any fraud. Complete the Fraud Affidavit and mail or fax to:


• Mail:
MasterCard Fraud Dept.
PO Box 10409
Des Moines, IA 50306-0409
• Fax:
(515) 457-2074