Below is a list of Hoopeston IL zip codes. For your research we have also included Hoopeston Area Code, Time Zone, UTC and the local Vermilion County FIPS Code. Each Hoopeston Illinois zip code has a center Longitude / Latitude point (the Hoopeston center is -87.668197631836 / 40.459098815918). For your convenience we have also indicated if that zip code in Hoopeston observes Daylight Savings time.