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
815IllinoisByronCentral
217IllinoisDonnellsonCentral
309IllinoisTowandaCentral
217IllinoisMendonCentral
309IllinoisEastonCentral
309IllinoisAvonCentral
773IllinoisPark RidgeCentral
618IllinoisMarissaCentral
309IllinoisMolineCentral
618IllinoisLawrencevilleCentral
217IllinoisArthurCentral
779IllinoisGenoaCentral
618IllinoisMacedoniaCentral
618IllinoisWalshCentral
618IllinoisBlufordCentral
217IllinoisPittsfieldCentral
618IllinoisIukaCentral
224IllinoisPlato CenterCentral
217IllinoisLomaxCentral
618IllinoisDorchesterCentral
708IllinoisMoneeCentral
309IllinoisAlexisCentral
618IllinoisWoodburnCentral
815IllinoisChebanseCentral
618IllinoisMount VernonCentral