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
815IllinoisMilfordCentral
309IllinoisAbingdonCentral
618IllinoisBethaltoCentral
815IllinoisNorthbrookCentral
815IllinoisPiper CityCentral
618IllinoisUllinCentral
217IllinoisMendonCentral
618IllinoisCreal SpringsCentral
309IllinoisDeer CreekCentral
217IllinoisFairmountCentral
815IllinoisRutlandCentral
309IllinoisHudsonCentral
779IllinoisDixonCentral
815IllinoisByronCentral
309IllinoisRock IslandCentral
309IllinoisCantonCentral
847IllinoisLibertyvilleCentral
224IllinoisRoselleCentral
618IllinoisWordenCentral
618IllinoisPrairie Du RocherCentral
618IllinoisBrookportCentral
217IllinoisEmdenCentral
618IllinoisFairfieldCentral
618IllinoisJunctionCentral
815IllinoisSpring GroveCentral