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The U.S. State of Illinois currently has 47 statistical areas that have been delineated by the Office of Management and Budget (OMB). On July 21, 2023, the OMB delineated 14 combined statistical areas, 12 metropolitan statistical areas, and 21 micropolitan statistical areas in Illinois. [1]
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. 217/447: Central Illinois, including the region running west from the Illinois-Indiana border through Danville, Effingham, Champaign–Urbana, Decatur, Springfield, Quincy until Illinois' western border with Missouri and Iowa
Collar counties is a colloquialism for DuPage, Kane, Lake, McHenry, and Will counties, the five counties of Illinois that border Cook County, which is home to Chicago.The collar counties are part of the Chicago metropolitan area and comprise many of the area's suburbs.
This is an accepted version of this page This is the latest accepted revision, reviewed on 25 December 2024. "Cities in Illinois" redirects here. For unincorporated communities, see List of unincorporated communities in Illinois. For CDPs, see List of census-designated places in Illinois. Map of the United States with Illinois highlighted Illinois is a state located in the Midwestern United ...
This is a list of census-designated places in the U.S. state of Illinois, by county. Census-designated places (CDPs) are unincorporated communities lacking elected municipal officers and boundaries with legal status. [1] The term "census designated place" has been used as an official classification by the U.S. Census Bureau since 1980. [2]
The OMB also defines a slightly larger region as a combined statistical area (CSA). The Chicago–Naperville, IL–IN–WI Combined Statistical Area combines the following core-based statistical areas, listed with their 2021 estimated populations. The combined statistical area as a whole had a population of 9,806,184 as of 2022.
Illinois's FIPS state code is 17 and its postal abbreviation is IL. What is now Illinois was claimed as part of Illinois County, Virginia , between 1778 and 1782. Modern-day county formation dates to 1790 when the area was part of the Northwest Territory ; two counties—St. Clair and Knox—were created at that time.
List of precincts in Illinois; References This page was last edited on 23 September 2024, at 07:02 (UTC) ...