Map of All Area Codes in Illinois

List of All Area Codes in Illinois

Map KeyArea Code Number
Area Code 217
Area Code 224 / Area Code 847
Area Code 309
Area Code 312 / Area Code 872
Area Code 331 / Area Code 630
Area Code 447
Area Code 464 / Area Code 708
Area Code 618
Area Code 730
Area Code 773 / Area Code 872
Area Code 815 / Area Code 779

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