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
815IllinoisTampicoCentral
217IllinoisCoffeenCentral
217IllinoisMaroaCentral
217IllinoisAuburnCentral
618IllinoisMacedoniaCentral
815IllinoisMomenceCentral
309IllinoisTopekaCentral
773IllinoisElk Grove VillageCentral
618IllinoisMount CarmelCentral
618IllinoisMarionCentral
217IllinoisElkhartCentral
309IllinoisKirkwoodCentral
618IllinoisPrairietownCentral
618IllinoisEqualityCentral
618IllinoisNew BadenCentral
309IllinoisSaybrookCentral
708IllinoisRiversideCentral
779IllinoisCrescent CityCentral
779IllinoisBeloitCentral
217IllinoisCantrallCentral
217IllinoisDallas CityCentral
630IllinoisBartlettCentral
217IllinoisHersmanCentral
618IllinoisDorchesterCentral
618IllinoisVenedyCentral