Below is a list of Farmer City IL zip codes. For your research we have also included Farmer City Area Code, Time Zone, UTC and the local Dewitt County FIPS Code. Each Farmer City Illinois zip code has a center Longitude / Latitude point (the Farmer City center is -88.642601013184 / 40.244998931885). For your convenience we have also indicated if that zip code in Farmer City observes Daylight Savings time.