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
815IllinoisDanforthCentral
618IllinoisCarriers MillsCentral
815IllinoisMt MorrisCentral
630IllinoisSchaumburgCentral
815IllinoisWilmingtonCentral
224IllinoisArlington HeightsCentral
618IllinoisColumbiaCentral
217IllinoisBroctonCentral
630IllinoisLa GrangeCentral
618IllinoisKellCentral
309IllinoisSeatonCentral
815IllinoisDakotaCentral
708IllinoisBellwoodCentral
618IllinoisHutsonvilleCentral
224IllinoisArlington HtsCentral
708IllinoisArlington HeightsCentral
618IllinoisCypressCentral
815IllinoisNew MilfordCentral
708IllinoisBrookfieldCentral
618IllinoisSaint JacobCentral
217IllinoisWaynesvilleCentral
217IllinoisWindsorCentral
309IllinoisCordovaCentral
847IllinoisWheelingCentral
815IllinoisHerscherCentral