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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.
- North Shore (Chicago)
North Shore (Chicago) Map of northeastern Illinois showing...
- Community Areas in Chicago
A map of the 77 community areas, broken down by region. The...
- North Shore (Chicago)
Encompassing 10,286 square mi (28,120 km 2 ), the metropolitan area includes the city of Chicago, its suburbs and hinterland, that span 14 counties across northeast Illinois, northwest Indiana, and southeast Wisconsin.
Area codes 630 and 331 are telephone area codes in the North American Numbering Plan (NANP) for portions of Chicago 's near and far western suburbs, including the majority of DuPage County, Illinois.
North Shore (Chicago) Map of northeastern Illinois showing the North Shore and surrounding areas. The North Shore consists of many affluent suburbs north of Chicago, Illinois, bordering the shores of Lake Michigan. These communities fall within suburban Cook County and Lake County.
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.
A map of the 77 community areas, broken down by region. The city of Chicago is divided into 77 community areas for statistical and planning purposes. Census data and other statistics are tied to the areas, which serve as the basis for a variety of urban planning initiatives on both the local and regional levels.
The Northwestern Suburbs is a region in Chicagoland, primary located in northwestern Cook, southern Lake and northern DuPage County, primarily centered along the Union Pacific Northwest Metra Line, though encompassing areas well beyond the rail line.
