Have questions? Just need to talk? We’re here for you—that’s the beauty of a community bank. Whether your preference is to communicate in-person, on the phone, online, or even right now through a Live Chat session, we are available to provide you with answers, or get you in touch with those who can.
For more information about how Old Second can help you, please contact us.
Monday-Friday 8am-6pm, Saturday 8am-1pm
InfoLine (Free 24-Hour Automated Account Information)
Phone: 630-892-6565 | Toll Free: 888-892-6565
O2 Online Banking
O2 Mobile, Text, & Mobile Deposit
To report your ATM/Debit Card lost or stolen, 24 hours a day.
Toll Free: 800-754-4128