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
618IllinoisBroughtonCentral
630IllinoisElk Grove VillageCentral
618IllinoisMarionCentral
331IllinoisDowners GroveCentral
309IllinoisPeoriaCentral
217IllinoisMason CityCentral
708IllinoisCreteCentral
618IllinoisGrantsburgCentral
309IllinoisJoyCentral
217IllinoisIlliopolisCentral
618IllinoisEwingCentral
815IllinoisMilledgevilleCentral
847IllinoisElginCentral
773IllinoisPark RidgeCentral
309IllinoisReynoldsCentral
309IllinoisBloomingtonCentral
708IllinoisCiceroCentral
815IllinoisMarseillesCentral
224IllinoisArlington HeightsCentral
815IllinoisGarden PrairieCentral
309IllinoisLittletonCentral
217IllinoisNew CantonCentral
708IllinoisOrland ParkCentral
815IllinoisWatsekaCentral
847IllinoisLake ForestCentral