Below is a list of North Henderson IL zip codes. For your research we have also included North Henderson Area Code, Time Zone, UTC and the local Mercer County FIPS Code. Each North Henderson Illinois zip code has a center Longitude / Latitude point (the North Henderson center is -90.474502563477 / 41.090301513672). For your convenience we have also indicated if that zip code in North Henderson observes Daylight Savings time.