Illinois Area Codes

Here is the current list of area codes in the state of Illinois. There are 1025 area codes in Illinois that are currently being used. Find out all Illinois area codes below by searching each of the cities below. We have the most up-to-date list of area codes in Illinois.

Area Code State City Timezone
708IllinoisRiversideCentral
815IllinoisWenonaCentral
217IllinoisGiffordCentral
217IllinoisBulpittCentral
217IllinoisMansfieldCentral
815IllinoisSpring ValleyCentral
630IllinoisOak BrookCentral
847IllinoisSchiller ParkCentral
815IllinoisForrestonCentral
224IllinoisRoselleCentral
309IllinoisRock IslandCentral
217IllinoisHillsboroCentral
815IllinoisMinookaCentral
847IllinoisWaucondaCentral
224IllinoisRound LakeCentral
779IllinoisRockfordCentral
217IllinoisTeutopolisCentral
618IllinoisSt ElmoCentral
217IllinoisPaysonCentral
618IllinoisOlive BranchCentral
815IllinoisMaple ParkCentral
217IllinoisVersaillesCentral
815IllinoisWinnebagoCentral
815IllinoisSheridanCentral
815IllinoisScales MoundCentral