About Us Manage My Account Become a Member Careers Locations Contact Us ONLINE BANKING LOGIN Bank Prepare Borrow Learn Business Home About Us > Become a Member Become a Member Bank with the Nation's First Credit Union. As a member-owned, not-for-profit credit union, St. Mary’s Bank is your trusted advisor. We are dedicated to helping you achieve your financial goals—from providing exceptional, caring service to delivering products and services that offer real value. Membership is open to anyone with the purchase of one share of capital stock for $5. It's easy to become a member! Schedule a virtual or in-person appointment Call, click, or visit a branch in Manchester, Hudson, Londonderry, Milford, or Nashua. Join Now Call: 1-888-786-2791 Become a Member History Our Story Video Library Timeline Photo Gallery Board of Directors News Event Calendar Member Discounts Community Outreach Privacy & Security Policy NCUA Insurance Information Concerning Your Accounts Bank Account Access Resources Prepare Financial Planning Insurance Services Resources Borrow Consumer Loans Mortgage Business Lending Learn Fraud Prevention Community Outreach Scholarship Seminars & Events Calculators Business Bank Borrow Small Business Retirement Bank at Work Links & Resources Applications & Forms Routing # 011400149 NMLS ID# 690869 Member Contact Center: 1-888-786-2791 Card Support Center: 1-877-268-2612 Card Dispute Support: 1-877-504-3009 Main Office: 1-800-950-8850 Automated Telephone Banking: 603-647-1177 200 McGregor Street Manchester, NH 03102 © 2021 St. Mary's Bank. All rights reserved Federally Insured by NCUA Contact Us Make a Loan Payment Privacy Policy Account Disclosures Consumer Schedule of Fees Site Disclosure Sitemap