Member Resource Center
Debit & Credit Card Management
Debit & Credit Cards Management
Debit Mastercard®
Contactless debit cards are a safe, secure and hassle-free way to pay!
Mobile Wallet 1
Don't get caught without your wallet! Link your debit card to your mobile wallet for secure and seamless transactions.
Credit Card Account Management
Get 24/7 account access to check your credit card balance, rewards points and more! Use the button below to access your account or enroll!
Debit Card Service Numbers
Please call as soon as possible to report a lost or stolen debit card, to dispute a charge, or to report fraud.
Lost or Stolen
719.593.8600
800.223.1983
After Business Hours
833.933.1681
International Cardholders
812.647.9794
Report Fraud
719.593.8600
800.223.1983
After Business Hours
866.279.1399
International Cardholders
727.227.2447
Change PIN
719.593.8600
800.223.1983
After Business Hours
833.580.2614
International Cardholder
833.580.2614
Credit Card Service Numbers & Resources 2
Please call as soon as possible to report a lost or stolen credit card.
Report Card as Lost or Stolen - Cardmember Service
For questions about your account or to report a Lost or Stolen Credit Card, call 24-Hour Cardmember Service at 800.558.3424.
Please note: Lost or stolen credit cards cannot be reported on aacu.com
Technical Support
Call 877.334.0460 for any of the following concerns or technical issues:
- Internet browser configuration
- Technical support
- Issues with online account access
Credit Card Payments
Send a Payment
Cardmember Service
P.O. Box 790408
St. Louis, MO 63179-0408
Send an Overnight Payment
Cardmember Service
824 N 11th Street
St. Louis, MO 63101-1016
Business Debit Mastercard® Disputes
In the event you have an unauthorized transaction on your Business Debit Mastercard, call us as soon as possible to dispute a charge
719.593.8600
800.223.1983
After Business Hours
866.279.1399
ScoreCard® for Business Debit Cards
Earn points for qualifying business debit card purchases* and redeem them for top-shelf merchandise, fuel discounts, event tickets, travel reservations, and more!
To register or login into your ScoreCard rewards, use the button below.
Locations & ATMs
Find an AACU branch or ATM, or locate thousands of surcharge-free ATMs or shared branch locations in the U.S. and Canada.
Schedule An Appointment
Life gets busy, we get it! You can schedule an appointment with a Financial Coach, Financial Advisor, Mortgage Loan Officer, and more!
Rates
Check out current rates for checking, savings, certificates, and IRAs.
Open An Account
An easy and convenient way to open additional accounts online!