Below is a list of Cullom IL zip codes. For your research we have also included Cullom Area Code, Time Zone, UTC and the local Livingston County FIPS Code. Each Cullom Illinois zip code has a center Longitude / Latitude point (the Cullom center is -88.270401000977 / 40.877899169922). For your convenience we have also indicated if that zip code in Cullom observes Daylight Savings time.