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.

  • Click here for a list of Mainstreet ATM locations.
  • CO-OP Surcharge-Free Network
  • Text a street address or zip code or "City State" to 692667 (my coop) to find the closest CO-OP ATM locations.

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