Contact Us
Connect with Great Lakes Credit Union anytime, anywhere. We’re always here to help.
Call Us
Talk with our knowledgeable staff to get the information and support you need. Got questions about an account? Your loan application status? Just give us a call.
Toll Free U.S. – (800) 982-7850
Local and Outside the U.S. – (847) 578-7000
Member Contact Center Hours:
Monday – Friday – 8:30 a.m. to 6:00 p.m.
Saturday – 9:00 a.m. to 2:00 p.m.
Meet with Us
We value you, your feedback, and your business. And we’re always here to help.
Make an ApointmentMail Us
Need to mail in documents or payments? Here’s how.
For general inquiries:
Great Lakes Credit Union, P.O. Box 1289, Bannockburn, IL 60015
For loan payments (Vehicle, Personal, and Home Equity):
Great Lakes Credit Union, P.O. Box 8754, Carol Stream, IL 60197-8754
Chat with Us
Olive, our virtual assistant, is available 24/7 via phone and chat.
Ask Olive to:
- Check your account balances
- Transfer money between accounts
- Make credit card and loan payments
- Answer your banking questions
- Teach you about our products and services
Tips for Having the Best Olive Experience
Help Olive serve your needs by doing your part to ensure the best possible experience:
- Reduce background noise by using your handset or headphones
- Recite your account numbers one by one, as in “account 1 – 2 – 3,” or use your keypad
Chat with OliveDo more than bank. Bank for a greater good.
Join Great Lakes Credit Union and become part of a growing community of member-owners who believe their financial institution should be more than a place to store money.
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Share in the benefits of membership.
As a member-owner, you benefit from our not-for-profit status.
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Enjoy lower rates when you borrow.
And higher rates when you save. It’s a membership win-win.
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Take part in programs that give back.
Join us in our mission to be a force for good in our community.