Contact Us

Important Notice: Information sent by electronic mail (e-mail) may not be secure when transmitted over the Internet. ACU does not recommend sending confidential information such as your account number, social security number, or credit card number via Internet e-mail. ACU Online Banking users can send secure e-mail to ACU using the Mail Option under the Self Service tab.

For questions regarding your ACU accounts,
call (815) 267-7700 or (866) I-OWN-ACU (469-6228)
For general inquiries, e-mail info@abricu.com

For ACU Office Hours & Locations Click Here

Additional Service Phone/Fax Numbers

VISA Credit Card Customer Service: (800) 654-7728
Audio Response Teller (ART): (815) 577-8503 or (877) ACU-ART1 (228-2781)
Online Banking Support Services: (815) 267-7700
24-Hour Check Re-ordering: (800) 355-8123
Romeoville Main Office Fax: 815-267-7701