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
224IllinoisBartlettCentral
618IllinoisDe SotoCentral
618IllinoisClay CityCentral
618IllinoisCarlyleCentral
630IllinoisElginCentral
217IllinoisCharlestonCentral
618IllinoisCoultervilleCentral
708IllinoisWheelingCentral
618IllinoisRobinsonCentral
630IllinoisDowners GroveCentral
708IllinoisChicago HeightsCentral
708IllinoisArlington HeightsCentral
309IllinoisPrincevilleCentral
618IllinoisOlive BranchCentral
618IllinoisEllis GroveCentral
618IllinoisMulberry GroveCentral
815IllinoisBeavervilleCentral
217IllinoisMattoonCentral
217IllinoisMount OliveCentral
309IllinoisTowandaCentral
217IllinoisSidellCentral
618IllinoisAshleyCentral
618IllinoisMarineCentral
815IllinoisChicagoCentral
815IllinoisWarrenCentral