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
815IllinoisBelvidereCentral
630IllinoisChicagoCentral
815IllinoisDavisCentral
217IllinoisEmdenCentral
618IllinoisBrownsCentral
618IllinoisTamaroaCentral
217IllinoisArenzvilleCentral
217IllinoisWittCentral
618IllinoisBunker HillCentral
815IllinoisGardnerCentral
815IllinoisRansomCentral
708IllinoisOak ParkCentral
618IllinoisPrairie Du RocherCentral
217IllinoisJacksonvilleCentral
773IllinoisSummitCentral
309IllinoisTolucaCentral
217IllinoisCaseyCentral
815IllinoisWenonaCentral
309IllinoisWashburnCentral
618IllinoisKinmundyCentral
217IllinoisAthensCentral
217IllinoisChestnutCentral
224IllinoisLibertyvilleCentral
618IllinoisInaCentral
618IllinoisDe SotoCentral