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
847IllinoisHinsdaleCentral
630IllinoisHinsdaleCentral
217IllinoisRoodhouseCentral
309IllinoisHamptonCentral
217IllinoisMarshallCentral
331IllinoisGenevaCentral
815IllinoisMinookaCentral
618IllinoisChristopherCentral
618IllinoisPinckneyvilleCentral
815IllinoisOttawaCentral
217IllinoisBenldCentral
309IllinoisErieCentral
309IllinoisLexingtonCentral
217IllinoisCarrolltonCentral
618IllinoisSumnerCentral
309IllinoisPrairie CityCentral
217IllinoisGibson CityCentral
618IllinoisBrightonCentral
217IllinoisDivernonCentral
815IllinoisRockfordCentral
224IllinoisHampshireCentral
309IllinoisAltonaCentral
630IllinoisSummit ArgoCentral
630IllinoisSchaumburgCentral
217IllinoisGaysCentral