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
815IllinoisLa MoilleCentral
618IllinoisShawneetownCentral
773IllinoisCiceroCentral
847IllinoisElginCentral
217IllinoisSpringfieldCentral
309IllinoisGlasfordCentral
309IllinoisGalvaCentral
312IllinoisWheelingCentral
779IllinoisCrescent CityCentral
618IllinoisBartelsoCentral
217IllinoisBeardstownCentral
815IllinoisUnionCentral
217IllinoisHullCentral
618IllinoisKellCentral
217IllinoisCaseyCentral
309IllinoisAlexisCentral
618IllinoisAltonCentral
630IllinoisElk Grove VillageCentral
217IllinoisColumbusCentral
309IllinoisHudsonCentral
309IllinoisOscoCentral
815IllinoisMarengoCentral
217IllinoisMason CityCentral
815IllinoisManhattanCentral
618IllinoisMoundsCentral