As a credit union, we have members, not customers. As a not-for-profit cooperative, we are dedicated to providing superior financial value through high returns on deposits and low rates on loans.

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Routing Number: 271992183

Helpful Tip

If you need help or have questions regarding your login credentials, please contact us at 800.942.0158 or 630.276.5555.


Happy Halloween


Open an account for your child or grandchild under the age of 18 years old, and we will give them a yummy bag of candy and make the initial $5 deposit* to establish their membership.  Get ready for trick or treating this year with HACU! 

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*While supplies last. Please note that these products may contain: milk, egg, peanut, tree nut, wheat, and/or soy. Monthly account maintenance fee will be waived until 18 years of age. Early account closing fee will apply if closed within 90 days of opening.  Promotion runs October 1-31, 2018.


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