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Contact Us

We're here to serve. Let us know how we can help.

Access your Cornerstone CU accounts online (24/7) through Online Banking, BillPay, Mobile Banking, EARS (our telephone teller), and nationwide surcharge-free ATMs. Our Call Center is open Monday - Friday, 8:00 a.m. to 6:00 p.m. and Saturdays, 8:00 a.m. to 1:00 p.m. and can be reached at 1-800-711-3277 (option 0). You are always welcome to stop by one of our Service Center locations during our business hours. 


Our Mailing Address:

Cornerstone Credit Union
550 W. Meadows Dr.
Freeport, IL 61032
Routing Number: 2711-8442-5
CCU Mobile Text Code: 59289


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Cornerstone Credit Union
1-800-711-3277  •  Routing: 271184425  •  NMLS #743907

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Your deposits are federally insured up to $250,000 by the National Credit Union Administration (NCUA), with an added safety net of private insurance (Excess Share Insurance/ESI) for an additional $250,000. This is the highest combination of federal and private insurance available to consumers.