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.
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
- Marlborough133 South Bolton Street* (Temporarily Closed)See Map24-hour ATM
ContactAddress133 South Bolton Street* (Temporarily Closed)Marlborough, MA 01752Get DirectionsToll Free(866) 585-7628Phone(508) 490-8000
*This location has temporarily closed as of the end of business on Friday, November 22, and will reopen in Fall of 2020. Please visit our 133 West Main Street branch, .9 miles away.