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
309IllinoisMaquonCentral
815IllinoisCissna ParkCentral
217IllinoisCarrolltonCentral
217IllinoisGaysCentral
217IllinoisBethanyCentral
618IllinoisMount CarmelCentral
309IllinoisSherrardCentral
224IllinoisSkokieCentral
618IllinoisAvaCentral
217IllinoisWilliamsvilleCentral
847IllinoisSchiller ParkCentral
618IllinoisCypressCentral
618IllinoisRamseyCentral
217IllinoisWarrensburgCentral
309IllinoisOrionCentral
618IllinoisOlive BranchCentral
224IllinoisDeerfieldCentral
618IllinoisParkersburgCentral
815IllinoisChatsworthCentral
224IllinoisAntiochCentral
217IllinoisWittCentral
618IllinoisMurphysboroCentral
618IllinoisEqualityCentral
309IllinoisForest CityCentral
815IllinoisLeaf RiverCentral