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
618IllinoisTamaroaCentral
815IllinoisSandwichCentral
847IllinoisGlenviewCentral
618IllinoisCave In RockCentral
618IllinoisDu BoisCentral
217IllinoisRossvilleCentral
309IllinoisGridleyCentral
708IllinoisPark ForestCentral
618IllinoisGraftonCentral
217IllinoisHullCentral
309IllinoisGeneseoCentral
217IllinoisEdinburgCentral
847IllinoisLake ZurichCentral
331IllinoisRoselleCentral
217IllinoisOakwoodCentral
815IllinoisLelandCentral
618IllinoisMarissaCentral
618IllinoisSimpsonCentral
618IllinoisCisneCentral
618IllinoisChesterfieldCentral
618IllinoisMount ErieCentral
312IllinoisRoselleCentral
309IllinoisSeatonCentral
847IllinoisWheelingCentral
618IllinoisGlen CarbonCentral