Where is area code 224? Area code for the US city: 224 The US area code 224 is for Illinois Other US area code 224 CitiesAlgonquinArlington HeightsBuffalo GroveCarpentersvilleDes PlainesSouth ElginElk Grove VillageEvanstonGlenviewGurneeHighland ParkHoffman EstatesLake ForestLake in the HillsLibertyvilleMorton GroveMount ProspectMundeleinNilesNorth ChicagoNorthbrookPalatinePark RidgeRolling MeadowsRound Lake BeachSchaumburgSkokieVernon HillsWaukeganWheelingWilmetteZion Click here to find US Area Code List
