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
331IllinoisElmhurstCentral
815IllinoisWatermanCentral
708IllinoisBrookfieldCentral
815IllinoisSheridanCentral
312IllinoisNorthbrookCentral
217IllinoisMason CityCentral
618IllinoisMc LeansboroCentral
773IllinoisDes PlainesCentral
309IllinoisCantonCentral
847IllinoisItascaCentral
815IllinoisAshtonCentral
708IllinoisRiverdaleCentral
815IllinoisSpring ValleyCentral
815IllinoisMc NabbCentral
815IllinoisPlainfieldCentral
618IllinoisWoodlawnCentral
618IllinoisRamseyCentral
815IllinoisSauneminCentral
618IllinoisNew HavenCentral
217IllinoisCarthageCentral
618IllinoisStauntonCentral
618IllinoisEdgewoodCentral
309IllinoisAlexisCentral
773IllinoisArlington HeightsCentral
708IllinoisMokenaCentral