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
708IllinoisBeecherCentral
309IllinoisSan JoseCentral
309IllinoisMinonkCentral
618IllinoisOblongCentral
309IllinoisMacombCentral
309IllinoisWilliamsfieldCentral
815IllinoisHebronCentral
309IllinoisN HendersonCentral
618IllinoisBaldwinCentral
224IllinoisPark RidgeCentral
815IllinoisWenonaCentral
217IllinoisGillespieCentral
815IllinoisGrand RidgeCentral
309IllinoisMaquonCentral
309IllinoisManitoCentral
217IllinoisJacksonvilleCentral
217IllinoisCatlinCentral
815IllinoisCliftonCentral
309IllinoisGridleyCentral
217IllinoisGreenupCentral
217IllinoisHartsburgCentral
217IllinoisGoldenCentral
309IllinoisBlandinsvilleCentral
217IllinoisChestnutCentral
618IllinoisKampsvilleCentral