Debit Card

Use your card anywhere MasterCard® is accepted -- merchants, hotels, airlines, ATMs and more.

ATM Card

Your ATM card allows you to make withdrawals from 30,000 Free ATMs across the US. You can also make deposits at any Mainstreet ATM location.

Activate your MCU card 24/7 by calling 1-866-985-2273.


After-hours support

Phone: (913) 599-1010 or Toll-free: 888-395-1010…Please press 1.

  • PIN reset
  • Report lost or stolen cards
  • Report out of state travel plans
  • Explanation of declined transactions

Online Banking

Use all that OnlineAccess has to offer: Access to your accounts anytime, Interbank Transfer, Text Alerts, and eStatements.

A private code means added protection against unauthorized use of your credit or debit card when you shop online. Every time you pay online with your MasterCard, a box pops up asking you for your personal SecureCode.
Click the logo above to enroll.