Illinois zip codes

This list of all Illinois ZIP codes may be of interest to those looking for answers to queries such as: Illinois zip codes by town, Illinois zip codes by city, Illinois zip codes list, IL zip codes, list of IL zip codes, Illinois zip codes by county, Illinois cities and zip codes, Illinois counties and zip codes, zip codes for Illinois, postal zip codes for Illinois, zip codes in Illinois, all zip codes in Illinois, how many zip codes in Illinois, list of zip codes in Illinois, Illinois mailing zip codes, postal zip codes Illinois, list of Illinois zip codes, usps zip codes Illinois, us zip codes Illinois, state of Illinois zip codes.