At Mainstreet Credit Union providing exceptional member service is our commitment to you!
Reach out to us by phone, email or at any of our branch locations and we would be happy to assist you.
PhoneContact your local branch location directly during business hours. |
In personWith 14 branches there is a location nearby to serve you!Use our interactive map to find a branch or ATM closest to you. |
OnlineAny questions, comments or kudos send us a message online: |
By mailOur general mailing address:1295 London Road Sarnia, ON N7S 1P6 |
To report a lost or stolen debit cardContact us immediately if you suspect your card has been stolen or your information has been compromised.1-800-567-8111 |
Get web site technical supportIf you're experiencing technical difficulties with our website, including being unable to access your online account, please contact our technical support team.1-888-273-3488 (24 hours a day, 7 days a week) |
ComplaintsTo file a formal complaint please contact our Complaints OfficerEmail: complaints@mainstreetcu.ca |