Below is a list of West Peoria IL zip codes. For your research we have also included West Peoria Area Code, Time Zone, UTC and the local Peoria County FIPS Code. Each West Peoria Illinois zip code has a center Longitude / Latitude point (the West Peoria center is -89.683296203613 / 40.700000762939). For your convenience we have also indicated if that zip code in West Peoria observes Daylight Savings time.