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
708IllinoisHickory HillsCentral
309IllinoisAvonCentral
309IllinoisLexingtonCentral
815IllinoisCherry ValleyCentral
815IllinoisWinslowCentral
630IllinoisSchaumburgCentral
217IllinoisBementCentral
618IllinoisPalestineCentral
309IllinoisStronghurstCentral
217IllinoisFindlayCentral
815IllinoisBeavervilleCentral
847IllinoisRoselleCentral
312IllinoisRoselleCentral
618IllinoisRamseyCentral
815IllinoisMarseillesCentral
618IllinoisOlive BranchCentral
708IllinoisArlington HeightsCentral
309IllinoisMonmouthCentral
309IllinoisMariettaCentral
309IllinoisOquawkaCentral
309IllinoisFairviewCentral
217IllinoisPhiloCentral
217IllinoisSpringfieldCentral
618IllinoisSumnerCentral
309IllinoisLittle YorkCentral