MARTIN 24-Hour Telephone Banking Service


Members can access their MMCU accounts 24/7 through MARTIN, our automated telephone banking service. All you need is your account number, your MARTIN PIN number, and a touch-tone phone.

With MARTIN, you can:

  • Check account balances

  • Transfer funds between your MMCU accounts

  • Reorder checks

  • Place a stop payment on a check

  • Make loan payments

  • Change MARTIN Pin Number

Try MARTIN today by using your touch-tone phone to dial (800) 543-1031.

If you don’t have or forgot your MARTIN PIN number, give us a call at (214) 630-0611 and we can help you!