Enjoy unlimited transactions with your checking account—available 24/7 nationwide.
Our Main Office ATM Lobby at 147 West 4th Street in South Boston will be open during regular business hours only: M-F 8:30-4:00, Sat 8:30-1:15. We are sorry for any inconvenience. Remember, our mobile app and online banking are available 24/7. For questions, please call 617-269-2700.x
Mass Bay Credit Union is a full service financial institution that works to serve you. You get a say in our leadership, and we reinvest our profits back into better services and our community.
We have been a Greater Boston Credit Union since 1936. We know that getting ahead can be challenging enough these days—managing your finances shouldn’t add to your stress load. Choosing Mass Bay Credit Union means choosing to be part of a community that cares about each other and about you.
We want to pave the way for you to achieve your financial goals.