Locations & Hours

St. Mary's Credit Union serves Worcester and Middlesex Counties of Massachusetts with 6 branches conveniently located in Marlborough, Northborough, Hudson and Westborough. Find the one nearest you and make it your one-stop center for all your financial needs.

Members can also use our branch ATMs and thousands of SUM Network ATMs nationwide to access their St. Mary's funds without ever paying an access service fee.

If you would like to know if we're open on a holiday, please check out our Holiday Schedule.

If you would like to contact us via postal service, please send your mail to: St. Mary's Credit Union, PO Box 729, Marlborough, MA 01752

  • Marlborough

    133 West Main StreetSee Map

    24-hour ATM

    Contact

    Address
    133 West Main Street
    Marlborough, MA 01752
    Toll Free
    (866) 585-7628
    Phone
    (508) 490-8000

    Drive-Up

    Monday - Wednesday
    8:00 am - 4:00pm
    Thursday
    8:00 am - 7:00 pm
    Friday
    8:00 am - 6:00 pm
    Saturday
    8:00 am - 12:30 pm
    Sunday
    Closed

    Lobby

    Monday - Wednesday
    8:30 am - 4:00 pm
    Thursday
    8:30 am - 7:00 pm
    Friday
    8:30 am - 6:00 pm
    Saturday
    8:30 am - 12:30 pm
  • Marlborough

    133 South Bolton StreetSee Map

    24-hour ATM

    Contact

    Address
    133 South Bolton Street
    Marlborough, MA 01752
    Toll Free
    (866) 585-7628
    Phone
    (508) 490-8000

    Drive-Up

    Monday - Wednesday
    8:00 am - 4:00 pm
    Thursday
    8:00 am - 6:00 pm
    Friday
    8:00 am - 7:00 pm
    Saturday
    8:00 am - 12:30 pm

    Lobby

    Monday - Wednesday
    8:30 am - 4:00 pm
    Thursday
    8:30 am - 6:00 pm
    Friday
    8:30 am - 7:00 pm
    Saturday
    8:30 am - 12:30 pm
  • Marlborough

    1 Northboro RoadSee Map

    24-hour ATM

    Contact

    Address
    1 Northboro Road
    Marlborough, MA 01752
    Toll Free
    (866) 585-7628
    Phone
    (508) 490-8000

    Drive-Up

    Monday - Wednesday
    7:30 am - 5:00 pm
    Thursday
    7:30 am - 6:00 pm
    Friday
    7:30 am - 7:00 pm
    Saturday
    8:00 am - 12:30 pm

    Lobby

    Monday - Wednesday
    8:30 am - 4:00 pm
    Thursday
    8:30 am - 6:00 pm
    Friday
    8:30 am - 7:00 pm
    Saturday
    8:30 am - 12:30 pm
  • Hudson

    439 Main StreetSee Map

    24-hour ATM

    Contact

    Address
    439 Main Street
    Hudson, MA 01749
    Toll Free
    (866) 585-7628
    Phone
    (508) 490-8000

    Drive-Up

    Monday - Wednesday
    8:00 am - 4:00 pm
    Thursday
    8:00 am - 7:00 pm
    Friday
    8:00 am - 6:00 pm
    Saturday
    8:00 am - 12:30 pm

    Lobby

    Monday - Wednesday
    8:30 am - 4:00 pm
    Thursday
    8:30 am - 7:00 pm
    Friday
    8:30 am - 6:00 pm
    Saturday
    8:30 am - 12:30 pm
  • Northborough

    100 West Main StreetSee Map

    24-hour ATM

    Contact

    Address
    100 West Main Street
    Northborough, MA 01532
    Toll Free
    (866) 585-7628
    Phone
    (508) 490-8000

    Drive-Up

    Monday - Wednesday
    8:00 am - 4:00 pm
    Thursday
    8:00 am - 7:00 pm
    Friday
    8:00 am - 6:00 pm
    Saturday
    8:00 am - 12:30 pm

    Lobby

    Monday - Wednesday
    8:30 am - 4:00 pm
    Thursday
    8:30 am - 7:00 pm
    Friday
    8:30 am - 6:00 pm
    Saturday
    8:30 am - 12:30 pm
  • Westborough

    96 Turnpike RoadSee Map

    24-hour ATM

    Contact

    Address
    96 Turnpike Road
    Westborough, MA 01581
    Mailing Address
    P.O. Box 729
    Marlborough, MA 01752
    Toll Free
    (866) 585-7628
    Phone
    (508) 490-8000

    Drive-Up

    Monday - Wednesday
    8:00 AM - 4:00 PM
    Thursday - Friday
    8:00 AM - 6:00 PM
    Saturday
    8:00 AM - 12:30 PM

    Lobby

    Monday - Wednesday
    8:30 AM - 4:00 PM
    Thursday - Friday
    8:30 AM - 6:00 PM
    Saturday
    8:30 AM - 12:30 PM
  • Corporate Office & Loan Center

    293 Boston Post Road WestSee Map

    Contact

    Address
    293 Boston Post Road West
    Marlborough, MA 01752
    Mailing Address
    PO Box 729
    Marlborough, MA 01752
    Toll Free
    (866) 585-7628
    Phone
    (508) 490-8000

    Drive-Up

    Service not available at this location.

    Lobby

    Monday - Wednesday
    8:00 am - 5:00 pm
    Thursday - Friday
    8:00 am - 7:00 pm
  • Member Service Center

    Not Open to the PublicSee Map

    Contact

    Mailing Address
    P.O. Box 729
    Marlborough, MA 01752
    Phone
    (508) 490-8000
    Toll Free
    (866) 585-SMCU (7628)

    Lobby

    Monday - Friday
    7:00 am - 7:00 pm
    Saturday
    8:30 am - 1:00 pm