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Contact Us

 

We love talking to members!

There are several ways you can reach us.

Phone

719.593.8600 | 800.223.1983


In Person

If you prefer to talk to someone in person, stop by any of our branch locations and we'll be ready to answer your questions! We do what's right, not what is easy.


Schedule An Appointment

Life gets busy, we get it! You can schedule an appointment with a Financial Coach, Financial Advisor, Mortgage Mentor, and more to ensure all your banking needs are met! 

Regular Business Hours

Monday, Tuesday, Thursday, Friday: 9:00 am - 5:00 pm
Wednesday: 10:00 am -  5:00 pm
Saturday: 9:00 am - noon
Sunday: Closed 

Holiday Closures 

2024

New Year's Day 
January 1

Martin Luther King, Jr. Day
January 15

President's Day
February 19

Memorial Day
May 27

Juneteenth
June 19

Independence Day
July 4

Labor Day
September 2

Columbus Day
October 14

Veteran's Day
November 11

Thanksgiving Day
November 28

*Black Friday
November 29

Christmas Day
December 25

*Holiday hours for Air Force Academy branch only

 

 

Important Numbers

Debit Card Service Numbers  

Please call 719.593.8600 or  800.223.1983 as soon as possible to report a lost or stolen debit card, to dispute a charge, or to report fraud.

Lost or Stolen

After Business Hours 833.933.1681
International Cardholders
 812.647.9794

Report Fraud

After Business Hours 866.279.1399
International Cardholders 727.227.2447

Change PIN

After Business Hours 833.580.2614 
International Cardholder 833.580.2614

Dispute a Charge

After Business Hours 866.279.1399 

Credit Card Service Numbers & Resources 1

Please call 719.593.8600 or  800.223.1983 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 719.593.8600 or 800.223.1983 us as soon as possible to dispute a charge


After Business Hours
866.279.1399 

 

 

Email Us

 

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For immediate assistance, please call 719.593.8600 or 800.223.1983. 

 





 


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Have a Complaint?

Your happiness is important to us and we take complaints seriously. We will investigate and resolve any and all complaints in a timely manner. There are several ways you can submit a complaint, click on the link below for details.

Submit a Consumer Complaint

 

 

Disclosures

1 The creditor and issuer of these Credit Cards is Elan Financial Services, pursuant to separate licenses from Visa U.S.A. Inc.

©2024 Mastercard. All rights reserved. Mastercard® is a registered trademark of Mastercard International Incorporated.