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area code

Biggest city:





Central (GMT -6)

Nearby area codes: 

Zip codes



Major Cities:

Arlington Heights, Evanston, Skokie


Average Income:





Unemployment Rate:

Area code 847 is a significant part of the telephone numbering plan in the United States, particularly in Illinois. Geographical Coverage: Area code 847 serves the northern suburbs of Chicago, Illinois. This includes parts of Cook, Lake, McHenry, DuPage, and Kane counties. Notable cities and towns within this area code include Evanston, Skokie, Hoffman Estates, and Schaumburg, among others. Establishment and Overlays: The 847 area code was created in 1996, following a split from the 708 area code. To address the growing demand for telephone numbers in the region, an overlay area code, 224, was introduced in 1998. This overlay covers the same geographic area as 847, allowing for a greater number of telephone numbers without changing existing numbers. Cultural and Economic Significance: The area covered by area code 847 is known for its diverse communities, economic vitality, and proximity to Chicago. It includes affluent suburbs, business centers, and educational institutions. The region is a blend of urban and suburban living, with a mix of residential areas, commercial developments, and industrial zones. In conclusion, area code 847 is more than just a telecommunication identifier; it represents a dynamic and economically important region of Illinois. Its evolution, including the addition of an overlay code, reflects the growing and changing telecommunications needs in the Chicago suburbs.
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