My Postal Credit Union is proud to annouce the addition of online banking to the list of services we offer to our membership. It is a easy and convenient way to conduct your financial affairs. Just click on the Icon and enter your 4 digit account number and the last four digits of your social security number for your password. If you are a new member or one transferring over from the Macomb County Postal Credit Union, please call (248) 332-4000 for a password. Once your have entered, be sure to change your password immediately. Email id based on pattern