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
630IllinoisLemontCentral
224IllinoisCaryCentral
618IllinoisWayne CityCentral
217IllinoisChapinCentral
309IllinoisHamptonCentral
630IllinoisElginCentral
217IllinoisOreanaCentral
618IllinoisGrantsburgCentral
779IllinoisSheffieldCentral
618IllinoisBaldwinCentral
708IllinoisRiversideCentral
708IllinoisTinley ParkCentral
618IllinoisEnfieldCentral
309IllinoisMonmouthCentral
815IllinoisSenecaCentral
217IllinoisTower HillCentral
309IllinoisArrowsmithCentral
618IllinoisVilla RidgeCentral
618IllinoisOlive BranchCentral
309IllinoisElmwoodCentral
618IllinoisCollinsvilleCentral
618IllinoisDupoCentral
708IllinoisArlington HeightsCentral
630IllinoisOak BrookCentral
331IllinoisLombardCentral