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
815IllinoisSaint AnneCentral
224IllinoisCentral
309IllinoisVictoriaCentral
630IllinoisNorthbrookCentral
779IllinoisCrescent CityCentral
217IllinoisBaylisCentral
309IllinoisHudsonCentral
618IllinoisGranite CityCentral
618IllinoisBartelsoCentral
618IllinoisAllendaleCentral
618IllinoisSaint LouisCentral
309IllinoisTable GroveCentral
217IllinoisIndianolaCentral
309IllinoisEurekaCentral
224IllinoisHampshireCentral
815IllinoisTampicoCentral
217IllinoisWatsonCentral
309IllinoisHillsdaleCentral
309IllinoisWoodhullCentral
815IllinoisCliftonCentral
708IllinoisMaywoodCentral
815IllinoisSomonaukCentral
815IllinoisSenecaCentral
630IllinoisOak BrookCentral
618IllinoisMadisonCentral