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
217IllinoisChapinCentral
872IllinoisChicagoCentral
847IllinoisSchaumburgCentral
309IllinoisBathCentral
815IllinoisHanoverCentral
618IllinoisSpringertonCentral
773IllinoisWood DaleCentral
217IllinoisOaklandCentral
217IllinoisHersmanCentral
618IllinoisTrentonCentral
217IllinoisMartinsvilleCentral
618IllinoisRamseyCentral
815IllinoisDwightCentral
815IllinoisFairburyCentral
217IllinoisIlliopolisCentral
815IllinoisNewarkCentral
618IllinoisCarmiCentral
309IllinoisAvonCentral
309IllinoisHudsonCentral
309IllinoisLowpointCentral
618IllinoisJerseyvilleCentral
217IllinoisMansfieldCentral
815IllinoisMendotaCentral
815IllinoisMt MorrisCentral
217IllinoisWestvilleCentral