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
309IllinoisBradfordCentral
779IllinoisBeloitCentral
815IllinoisEast DubuqueCentral
815IllinoisLa Grange ParkCentral
224IllinoisHalf DayCentral
217IllinoisVirginiaCentral
618IllinoisWaltonvilleCentral
618IllinoisOdinCentral
217IllinoisAtwoodCentral
618IllinoisCarlyleCentral
217IllinoisCerro GordoCentral
847IllinoisEvanstonCentral
847IllinoisPalatineCentral
217IllinoisFooslandCentral
630IllinoisBataviaCentral
217IllinoisNianticCentral
217IllinoisGoldenCentral
217IllinoisKenneyCentral
815IllinoisLaddCentral
815IllinoisDekalbCentral
779IllinoisNewarkCentral
630IllinoisElk Grove VillageCentral
331IllinoisElmhurstCentral
815IllinoisMarengoCentral
708IllinoisMokenaCentral