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
309IllinoisVictoriaCentral
847IllinoisRound LakeCentral
815IllinoisTiskilwaCentral
618IllinoisCave In RockCentral
815IllinoisByronCentral
618IllinoisHutsonvilleCentral
224IllinoisGlenviewCentral
217IllinoisWarsawCentral
618IllinoisAnnapolisCentral
217IllinoisModestoCentral
815IllinoisWest BrooklynCentral
815IllinoisMendotaCentral
224IllinoisLibertyvilleCentral
815IllinoisPearl CityCentral
309IllinoisKirkwoodCentral
815IllinoisPoloCentral
217IllinoisNewmanCentral
618IllinoisGermantownCentral
309IllinoisE MolineCentral
217IllinoisWittCentral
618IllinoisWillow HillCentral
217IllinoisMorrisonvilleCentral
618IllinoisAllendaleCentral
309IllinoisCooksvilleCentral
217IllinoisHillsboroCentral