Below is a list of Peotone IL zip codes. For your research we have also included Peotone Area Code, Time Zone, UTC and the local Will County FIPS Code. Each Peotone Illinois zip code has a center Longitude / Latitude point (the Peotone center is -87.79630279541 / 41.332099914551). For your convenience we have also indicated if that zip code in Peotone observes Daylight Savings time.