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
309IllinoisGilsonCentral
779IllinoisCrescent CityCentral
217IllinoisShermanCentral
309IllinoisGridleyCentral
618IllinoisBunker HillCentral
224IllinoisArlington HeightsCentral
618IllinoisCave In RockCentral
847IllinoisGlenviewCentral
815IllinoisWinslowCentral
309IllinoisGrovelandCentral
217IllinoisHillsboroCentral
618IllinoisAlbionCentral
224IllinoisElginCentral
847IllinoisFox LakeCentral
217IllinoisCarlinvilleCentral
708IllinoisWillowbrookCentral
773IllinoisWood DaleCentral
618IllinoisOrchardvilleCentral
217IllinoisCerro GordoCentral
217IllinoisTallulaCentral
217IllinoisHillviewCentral
217IllinoisSaint JosephCentral
309IllinoisGreen ValleyCentral
618IllinoisGlen CarbonCentral
217IllinoisIlliopolisCentral