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1. www.allareacodes.com › illinois_area_codesIllinois area codes - Map, list, and phone lookup

   www.allareacodes.com › illinois_area_codes

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   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.

2. www.zipdatamaps.com › area-codes › map-of-allIllinois Area Codes - Zipdatamaps

   www.zipdatamaps.com › area-codes › map-of-all

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   An Interactive Map of All Illinois Area Codes - July 2024.

3. www.wirefly.com › area-codes › illinoisIllinois Area Codes: List, Map, and Phone Lookup | Wirefly

   www.wirefly.com › area-codes › illinois

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   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.

4. en.wikipedia.org › wiki › List_of_Illinois_area_codesList of Illinois area codes - Wikipedia

   en.wikipedia.org › wiki › List_of_Illinois_area_codes

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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.

5. www.area-codes.com › state › state-ilIllinois Area Codes by State

   www.area-codes.com › state › state-il

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   Area Code Database. Area Code Lookup. Lookup any area code or prefix (NPA/NXX) in our database using our FREE Area Code Finder Below: Area Code (NPA) Prefix (NXX) City.

6. www.allareacodes.com › area-code-mapArea Code Map - Interactive and Printable

   www.allareacodes.com › area-code-map

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   Just enter the area code in the search box to see a map of an individual area code plus the time zone, current time, history, and more.

7. People also ask

   How many area codes are there in 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.

   Illinois Area Codes: List, Map, and Phone Lookup | Wirefly

   www.wirefly.com/area-codes/illinois

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   How many cities does AT&T cover in Illinois?

   • When first established by AT&T and the Bell System in 1947, 217 covered central Illinois, 312 covered the Chicago metropolitan area, 618 covered southern Illinois including East St. Louis and Carbondale, and 815 covered northern Illinois except Chicago and Quad Cities. The most recently added was 464 in 2022 as an overlay to 708.

   Illinois area codes - Map, list, and phone lookup

   www.allareacodes.com/illinois_area_codes.htm

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   Where can I find a map of an area code?

   • In addition to the national and state maps listed above, AllAreaCodes.com provides maps for each area code. Just enter the area code in the search box to see a map of an individual area code plus the time zone, current time, history, and more. Area code maps for all of the U.S. area codes.

   Area Code Map - Interactive and Printable

   www.allareacodes.com/area-code-map.htm

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8. www.icc.illinois.gov › downloads › publicIllinois Area Codes

   www.icc.illinois.gov › downloads › public

   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