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Area Code Map for Illinois
Back to nationwide map
See Chicago, IL inset map
Single Area Code
Multiple Area Codes
Area Code Boundary
Area Codes
815
708
312
309
847
More...
217
773
630
779
730
618
224
Less...
Most Searched Prefixes
(312) 878-
(630) 869-
(224) 653-
(312) 470-
(309) 788-
(815) 459-
(847) 488-
(708) 543-
(773) 570-
(815) 455-
(312) 951-
(847) 433-
(224) 222-
(312) 262-
(847) 783-
(312) 640-
(847) 432-
(847) 526-
(847) 234-
(815) 725-
All US prefixes
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