Below is a list of Dorsey IL zip codes. For your research we have also included Dorsey Area Code, Time Zone, UTC and the local Madison County FIPS Code. Each Dorsey Illinois zip code has a center Longitude / Latitude point (the Dorsey center is -90.001502990723 / 38.973701477051). For your convenience we have also indicated if that zip code in Dorsey observes Daylight Savings time.