Customer Support

Illinois National Bank makes banking easy!  A large part of that is answering any questions you may have and offering help when needed. Whether you need to contact a branch, report a lost or stolen card, or experiment with payment calculators, you have come to the right spot.

There are many ways to contact INB wherever you are!

  • Call our main branch at 217-747-5500 or 1-877-771-2316.
  • Telephone Banking at 877-965-4455
  • Stop by the nearest location
  • Complete the Contact Us form
  • Email customer service

    But remember – do not send personal account information via email. If you choose this method of contact, please include a phone number and the best time we can reach you.