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
618IllinoisWest FrankfortCentral
815IllinoisNewarkCentral
630IllinoisElburnCentral
815IllinoisSheffieldCentral
217IllinoisPesotumCentral
815IllinoisTampicoCentral
217IllinoisCatlinCentral
224IllinoisSchaumburgCentral
309IllinoisForest CityCentral
217IllinoisOconeeCentral
708IllinoisPalos ParkCentral
217IllinoisHillsboroCentral
224IllinoisArlington HeightsCentral
618IllinoisShobonierCentral
815IllinoisBeavervilleCentral
618IllinoisHardinCentral
217IllinoisDallas CityCentral
309IllinoisE MolineCentral
224IllinoisWheelingCentral
708IllinoisLansingCentral
815IllinoisCherry ValleyCentral
618IllinoisLenzburgCentral
217IllinoisBementCentral
217IllinoisArmstrongCentral
309IllinoisOquawkaCentral