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
309IllinoisForest CityCentral
224IllinoisPalatineCentral
815IllinoisLoves ParkCentral
217IllinoisMattoonCentral
618IllinoisBaldwinCentral
312IllinoisWheelingCentral
618IllinoisDowCentral
618IllinoisViennaCentral
618IllinoisOlneyCentral
309IllinoisGlasfordCentral
773IllinoisSchiller ParkCentral
815IllinoisPoplar GroveCentral
815IllinoisPutnamCentral
779IllinoisSterlingCentral
815IllinoisSavannaCentral
618IllinoisEldoradoCentral
309IllinoisBiggsvilleCentral
309IllinoisElmwoodCentral
309IllinoisMediaCentral
217IllinoisSadorusCentral
217IllinoisDonnellsonCentral
224IllinoisZionCentral
847IllinoisSchaumburgCentral
847IllinoisMundeleinCentral
217IllinoisRivertonCentral