Below is a list of Henning IL zip codes. For your research we have also included Henning Area Code, Time Zone, UTC and the local Vermilion County FIPS Code. Each Henning Illinois zip code has a center Longitude / Latitude point (the Henning center is -87.701103210449 / 40.306499481201). For your convenience we have also indicated if that zip code in Henning observes Daylight Savings time.