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This is a list of the area codes in the state of Illinois and its numbering plan areas in the North American Numbering Plan. All NPAs within Illinois 217/447 : Central Illinois, including the region running west from the Illinois-Indiana border through Danville , Effingham , Champaign–Urbana , Decatur , Springfield , Quincy until Illinois ...
Illinois. There are 13 active area codes in the state of Illinois. Each of these area codes are listed below. There are two lists that Wirefly provides for the area codes in Illinois. The first table below shows the most populated cities in Illinois with the area codes listed next to them.
View the complete list of all area codes in Illinois.
Illinois Covers 17 Area Codes. Illinois Covers 102 Counties. Illinois Demographic Information. * Demographic data is based on information taken from the 2010 Census as is Derived from our ZIP Code Database Products. Lookup area codes by state. View our Illinois area code information.
To find phone numbers, area code information, and area code maps, see our White Pages.
An Interactive Map of All Illinois Area Codes - September 2024.
Illinois Area Codes St. Louis Rockford Peoria Champaign Decatur East St. Louis Davenport Dubuque As of July 26, 2022 Hannibal Keokuk Burlington Bettendorf 773/872 Bloomington Effingham Harrisburg Paducah Carbondale Cape Girardeau Alton. Title: Telephone Illustrator Map.ai Created Date:
Find Illinois area codes by city or lookup which cities belong to an area code.
Our area code lookup makes it easy to find area codes in Illinois. Includes area code listings of all Illinois area codes with corresponding cities.
All phone area codes in the Illinois with major cities covered.