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
618IllinoisNew AthensCentral
217IllinoisTeutopolisCentral
309IllinoisMinierCentral
217IllinoisDe LandCentral
217IllinoisLovingtonCentral
708IllinoisOak LawnCentral
618IllinoisElizabethtownCentral
217IllinoisToledoCentral
217IllinoisStoningtonCentral
309IllinoisWashingtonCentral
217IllinoisPhiloCentral
217IllinoisIrvingCentral
309IllinoisWoodhullCentral
815IllinoisCornellCentral
815IllinoisMilfordCentral
309IllinoisBradfordCentral
217IllinoisWeldonCentral
618IllinoisEast Saint LouisCentral
309IllinoisGermantown HillsCentral
309IllinoisGeneseoCentral
217IllinoisConcordCentral
618IllinoisMound CityCentral
618IllinoisJohnsonvilleCentral
217IllinoisGlenarmCentral
618IllinoisMt CarmellCentral