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Chicago, IL has the following Exchanges (NXX) List of all area codes in Chicago, IL. Chicago, IL area code map, list, and phone lookup.
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.
Area codes 847 (northern suburbs) and 630 (western suburbs) were created from a split of suburban area code 708 in 1996. Shortly after in 1996, area code 773 was created for the residential parts of the city of Chicago, while downtown kept area code 312.
Area code 312 is a telephone area code in the North American Numbering Plan for the city of Chicago, including downtown, the Chicago Loop, and its immediate environs. The numbering plan area is completely surrounded by area code 773 , which serves the rest of Chicago.
Aug 18, 2024 · Find a specific area code using the “Find area code” box in the lower left corner of the map. To search using GPS coordinates use the “Find lat long” box in the top right above the map*. Click the button in the upper right corner of the map to use your current location.
Lookup area code information for CHICAGO, IL. Get the NPA NXX (area code and prefix) as well as much more data for CHICAGO, IL.
Find 773 area code details including city, time zone, and map. Lookup area code 773 phone number, name, and location.