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
630IllinoisRoselleCentral
217IllinoisBowenCentral
618IllinoisElkvilleCentral
618IllinoisJacobCentral
618IllinoisWest FrankfortCentral
630IllinoisBensenvilleCentral
815IllinoisForrestCentral
815IllinoisWenonaCentral
618IllinoisAllendaleCentral
779IllinoisDixonCentral
815IllinoisPrincetonCentral
224IllinoisCentral
815IllinoisKemptonCentral
309IllinoisCambridgeCentral
630IllinoisSummit ArgoCentral
309IllinoisHillsdaleCentral
224IllinoisFox LakeCentral
708IllinoisRiver GroveCentral
309IllinoisAvonCentral
618IllinoisNew AthensCentral
815IllinoisUticaCentral
217IllinoisCarlinvilleCentral
331IllinoisOswegoCentral
224IllinoisPark RidgeCentral
217IllinoisRidge FarmCentral