Below is a list of Preemption IL zip codes. For your research we have also included Preemption Area Code, Time Zone, UTC and the local Mercer County FIPS Code. Each Preemption Illinois zip code has a center Longitude / Latitude point (the Preemption center is -90.584396362305 / 41.313098907471). For your convenience we have also indicated if that zip code in Preemption observes Daylight Savings time.