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
309IllinoisHavanaCentral
217IllinoisOakfordCentral
618IllinoisCreal SpringsCentral
217IllinoisWarsawCentral
618IllinoisMount VernonCentral
815IllinoisSouth BeloitCentral
217IllinoisPleasant PlainsCentral
309IllinoisPeoriaCentral
312IllinoisLa Grange ParkCentral
708IllinoisSchaumburgCentral
773IllinoisSummitCentral
847IllinoisHampshireCentral
815IllinoisRocktonCentral
217IllinoisAugustaCentral
618IllinoisRed BudCentral
815IllinoisLenaCentral
847IllinoisElginCentral
815IllinoisMartintonCentral
309IllinoisSmithfieldCentral
217IllinoisVilla GroveCentral
630IllinoisElburnCentral
847IllinoisBartlettCentral
618IllinoisKellCentral
618IllinoisDundasCentral
815IllinoisMc NabbCentral