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
309IllinoisCoal ValleyCentral
309IllinoisManitoCentral
618IllinoisElizabethtownCentral
224IllinoisLake VillaCentral
309IllinoisGrovelandCentral
815IllinoisGardnerCentral
309IllinoisMackinawCentral
309IllinoisTolucaCentral
217IllinoisWest YorkCentral
217IllinoisElkhartCentral
309IllinoisVermontCentral
217IllinoisBuckleyCentral
217IllinoisSullivanCentral
217IllinoisAugustaCentral
815IllinoisMartintonCentral
309IllinoisPlymouthCentral
312IllinoisWheelingCentral
217IllinoisWittCentral
309IllinoisGood HopeCentral
847IllinoisGurneeCentral
815IllinoisSterlingCentral
217IllinoisWatsonCentral
815IllinoisEast DubuqueCentral
309IllinoisAltonaCentral
618IllinoisBelle RiveCentral