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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.
Illinois area codes map gives information about all the area codes of Illinois state along with their counties list.
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.
Area codes by City – 971 cities. Get a full list of Illinois area codes. Check out the area’s map, the current time, and area codes listed by city.
To find information on a specific area code, use the area code lookup that makes it easy to find an area code by number and gives detailed information including city/state, timezone, and area code maps.
407 Area code map Where is the area code 407 located in Florida, United States? Area Code 407 coverage is shown in green.
US Area Codes By State. Location of all Area Codes in the US. To faciltiate the millions of phone users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.
