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
618IllinoisSt ElmoCentral
815IllinoisMendotaCentral
773IllinoisRiver GroveCentral
815IllinoisCrescent CityCentral
847IllinoisHalf DayCentral
224IllinoisArlington HtsCentral
847IllinoisWinnetkaCentral
630IllinoisElginCentral
815IllinoisPlainfieldCentral
815IllinoisSheffieldCentral
708IllinoisLa GrangeCentral
815IllinoisTolucaCentral
217IllinoisAthensCentral
217IllinoisWheelerCentral
815IllinoisNew LenoxCentral
815IllinoisApple RiverCentral
618IllinoisHerrickCentral
618IllinoisNashvilleCentral
815IllinoisLoves ParkCentral
217IllinoisKansasCentral
618IllinoisNorris CityCentral
815IllinoisLelandCentral
217IllinoisSigelCentral
618IllinoisValmeyerCentral
847IllinoisNorthbrookCentral