Editing Illinois (section)

===Highways===
{{Main|List of Interstate Highways in Illinois|List of U.S. Highways in Illinois}}
[[File:Welcome to Illinois Sign - US67 Rock Island (44320554331).jpg|thumb|An Illinois welcome sign along [[U.S. Route 67 in Illinois|U.S. Route 67]] in [[Rock Island, Illinois|Rock Island]]]]

The Interstate Highways in Illinois are all segments of the [[Interstate Highway System]] that are owned and maintained by the state.<ref>{{Cite web |url=https://highways.dot.gov/highway-history/interstate-system/50th-anniversary/interstate-frequently-asked-questions |title=Interstate Frequently Asked Questions—50th Anniversary—Interstate System—Highway History—Federal Highway Administration |website=[[Federal Highway Administration|Federal Highway Administration (FHWA)]] |access-date=May 3, 2019 |archive-date=February 20, 2021 |archive-url=https://web.archive.org/web/20210220154101/https://www.fhwa.dot.gov/interstate/faq.cfm |url-status=live }}</ref> Major U.S. Interstate highways crossing the state include: [[Interstate 24 in Illinois|Interstate&nbsp;24]] (I-24), [[Interstate 39 in Illinois|I-39]], [[Interstate 41|I-41]], [[Interstate 55 in Illinois|I-55]], [[Interstate 57 in Illinois|I-57]], [[Interstate 64 in Illinois|I-64]], [[Interstate 70 in Illinois|I-70]], [[Interstate 72 in Illinois|I-72]], [[Interstate 74 in Illinois|I-74]], [[Interstate 80 in Illinois|I-80]], [[Interstate 88 (Illinois)|I-88]], [[Interstate 90 in Illinois|I-90]], and [[Interstate 94 in Illinois|I-94]].

Illinois has the distinction of having the most primary (two-digit) interstates pass through it among all the 50 states with 13. Illinois also ranks third among the fifty states with the most interstate mileage, coming in after California and Texas, which are much bigger states in area.<ref>{{cite web |url=http://www.interstate-guide.com/state-index.html |title=Interstates by State |publisher=Interstate-Guide |date=February 2, 2016 |access-date=February 27, 2016 |archive-url=https://web.archive.org/web/20160301091838/http://www.interstate-guide.com/state-index.html |archive-date=March 1, 2016 |url-status=dead}}</ref>

[[File:IllinoisLicensePlates.jpg|thumb|Standard license plate introduced in 2017]]

The [[Illinois Department of Transportation]] (IDOT) is responsible for maintaining the [[United States Numbered Highways|U.S Highways]] in Illinois. The system in Illinois consists of 21 [[List of U.S. Highways|primary highways]]. Among the U.S. highways that pass through the state, the primary ones are: [[U.S. Route 6 in Illinois|US&nbsp;6]], [[U.S. Route 12 in Illinois|US&nbsp;12]], [[U.S. Route 14 in Illinois|US&nbsp;14]], [[U.S. Route 20 in Illinois|US&nbsp;20]], [[U.S. Route 24 in Illinois|US&nbsp;24]], [[U.S. Route 30 in Illinois|US&nbsp;30]], [[U.S. Route 34 in Illinois|US&nbsp;34]], [[U.S. Route 36 in Illinois|US&nbsp;36]], [[U.S. Route 40 in Illinois|US&nbsp;40]], [[U.S. Route 41 in Illinois|US&nbsp;41]], [[U.S. Route 45 in Illinois|US&nbsp;45]], [[U.S. Route 50 in Illinois|US&nbsp;50]], [[U.S. Route 51 in Illinois|US&nbsp;51]], [[U.S. Route 52 in Illinois|US&nbsp;52]], [[U.S. Route 54 in Illinois|US&nbsp;54]], [[U.S. Route 60 in Illinois|US&nbsp;60]], [[U.S. Route 62 in Illinois|US&nbsp;62]], and [[U.S. Route 67 in Illinois|US&nbsp;67]].