You may submit a written request for information or error resolution on your loan account at any of our branch locations or by mailing your request to:

INB, N.A.
Attn: Loan Servicing
322 E. Capitol
Springfield, IL 62701

We will notify you of receipt of your qualified request within 5 business days. We may ask you for additional information, if needed, to review your request. We will conduct an investigation and notify you within 30 business days of receipt of the initial request.