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St. Mary's Credit Union serves Middlesex, Worcester, Norfolk and Suffolk Counties with branches conveniently located in Marlborough, Hudson, Northborough, Framingham and Westborough. Find the one nearest you and make it your one-stop source for all your financial needs.

In addition to our branch ATMs, members can also access cash via thousands of surcharge-free CO-OP and SUM Network ATM locations nationwide.

Our general mailing address is: St. Mary's Credit Union, PO Box 729, Marlborough, MA 01752

If You Are Making A Loan Payment ...

To avoid unnecessary delays - mail loan payments to:

SMCU Payment Processing Center

PO Box 4144

Woburn, MA 01888-4144

  • Westborough96 Turnpike Road
    See Map24-hour ATM
    Contact
    Address
    96 Turnpike Road
    Westborough, MA 01581
    Get Directions
    Toll Free(866) 585-7628
    Phone(508) 490-8000
    Lobby
    Monday - Wednesday8:30 AM - 4:00 PM
    Thursday - Friday8:30 AM - 6:00 PM
    Saturday8:30 AM - 12:30 PM
    Drive-Up
    Monday - Wednesday8:00 AM - 4:00 PM
    Thursday - Friday8:00 AM - 6:00 PM
    Saturday8:00 AM - 12:30 PM