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
224IllinoisZionCentral
815IllinoisWyanetCentral
847IllinoisBartlettCentral
618IllinoisSimsCentral
815IllinoisYorkvilleCentral
217IllinoisCantrallCentral
779IllinoisSterlingCentral
224IllinoisFox LakeCentral
217IllinoisWestfieldCentral
217IllinoisVersaillesCentral
708IllinoisWheelingCentral
618IllinoisCentraliaCentral
815IllinoisSterlingCentral
630IllinoisElk Grove VillageCentral
217IllinoisBuffaloCentral
224IllinoisSkokieCentral
618IllinoisSesserCentral
217IllinoisLitchfieldCentral
217IllinoisChandlervilleCentral
217IllinoisPearlCentral
708IllinoisLemontCentral
708IllinoisHickory HillsCentral
309IllinoisFarmingtonCentral
618IllinoisMarionCentral
331IllinoisLombardCentral