List of Interstate Highways in Missouri

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Interstate Highways of the Missouri Highway System
System information
Maintained by MoDOT
FormedJune 29, 1956 (1956-06-29)[1]
Highway names
InterstatesInterstate nn (I‑nn)
System links

The Interstate Highways in Missouri are the segments of the national Dwight D. Eisenhower System of Interstate and Defense Highways[2] that are owned and maintained by the U.S. state of Missouri.

Primary Interstates

Number Length (mi)[3] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-29 128.584 206.936 Downtown Loop in Kansas City, Missouri I‑29 at Iowa state line south of Hamburg, IA 01963-01-011963 current
I-35 114.448 184.186 I‑35 at Kansas City, Missouri I‑35 north of Eagleville 01972-01-011972 current
I-44 293.184 471.834 I‑44 west of Joplin I‑70 in St. Louis 01956-01-011956 current
I-49 178.717 287.617 I-49 south of Pineville I‑470 in Kansas City 02012-12-122012[4] current Extended into Arkansas
I-55 210.45 338.69 I‑55 south of Steele I‑55/I‑64 at St. Louis 01956-01-011956 current
I-57 22.056 35.496 I‑55 at Sikeston I-57 north of Charleston Will be extended into Arkansas
I-64 40.816 65.687 I‑70 at Wentzville I‑64 at St. Louis 01956-01-011956 current
I-66 340 550 Kansas state line west of Joplin Kentucky state line south of Cairo, IL 01991-01-011991 02015-01-012015 Proposed as part of the East–West TransAmerica Corridor in 1991
I-70 250.063 402.437 I‑70 at Kansas City I‑70 at St. Louis 01956-01-011956 current
I-72 2.056 3.309 US 36/US 61 in Hannibal I-72 at Hannibal A 157-mile (253 km) extension has been proposed to Cameron
  •       Former

Auxiliary Interstates

Number Length (mi)[3] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-144 15.4 24.8 I‑70 in Bridgeton Missouri/Illinois state line Proposal for what would become I-244.
I-155 10.834 17.436 I‑55/US 61 east of Hayti I‑155 east of Caruthersville
I-170 11.255 18.113 I‑64/US 40 in Richmond Heights I‑270 in Hazelwood
I-229 15.022 24.176 I‑29/US 71 in St. Joseph I‑29/US 59/US 71 north of St. Joseph 01986-01-011986 current
I-244 21.047 33.872 I‑55 south of Green Park I‑70 in Bridgeton Previous designation for part of I-270
I-255 3.979 6.404 I‑55 south of Green Park I‑255/US 50 at Illinois state line south of St. Louis Missouri section of the eastern half of beltway around St. Louis
I-270 35.497 57.127 I‑55 south of Green Park I‑270 at Illinois state line at St. Louis Western half of beltway around St. Louis
I-370 12.957 20.852 Proposed Interstate designation for present-day Route 370
I-435 55.184 88.810 I‑435 at Kansas City I‑435 Kansas state line at Parkville Missouri section of the beltway around Kansas City
I-470 17.081 27.489 I‑435/US 50/US 71 in Kansas City I‑70 in Independence 01970-01-011970[5] current
I-635 3.766 6.061 I‑635 at Kansas City I‑29/US 71 in Kansas City
I-670 2.323 3.739 I‑670 at Kansas City I‑70/US 40 in Kansas City
I-755 4 6.4 Cancelled proposed state highway/Interstate
  •       Former

Business routes

Number Length (mi)[3] Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-29 BL 14.063 22.632 I-29 / US 169 in St. Joseph I-29 / US 59 / US Bus. 71 in Jefferson Township
I-35 BL 3.235 5.206 I-35 / Route BB in Cameron I-35 / US 36 / MO 110 in Cameron
I-44 BL 11.529 18.554 I-44 / MO 43 / MO 86 in Joplin I-44 / MO 66 in Scotland Serves Joplin
I-44 BL 4.333 6.973 I-44 / MO 37 in Sarcoxie I-44 / Old US 166 in Sarcoxie
I-44 BL 2.736 4.403 I-44 / Route H in Mount Vernon I-44 / MO 39 in Mount Vernon
I-44 BL 9.657 15.541 I-44 / MO 266 in Springfield I-44 / Route H in Springfield
I-44 BL 3.668 5.903 I-44 / Old US 66 in Lebanon I-44 / Route MM in Lebanon
I-44 BL 6.014 9.679 I-44 / Route H in Waynesville I-44 / Route Y in St. Robert
I-44 BS 2.213 3.561 I-44 / Route Y and Route Z in St. Robert Fort Leonard Wood
I-44 BL 2.449 3.941 I-44 / Old US 66 in Rolla I-44 / US 63 / Old US 66 in Rolla
I-44 BL 9.026 14.526 I-44 / MO 100 / Old US 66 (1926-1933) in Pacific I-44 / Old US 66 (1933-1985) in Pacific 01979-01-011979 current
I-49 BL 9.740 15.675 I-49 / Route AA in Neosho I-49 / MO 86 in Neosho 02012-01-012012 current
I-49 BL 22.546 36.284 I-49 / MO 175 in Tipton Ford I-49 / MO 96 / MO 171 / MO 571 in Carthage 02012-01-012012 current Serves Joplin
I-49 BL 2.927 4.711 I-49 / Route K in Nevada I-49 / US Bus 71 in Nevada 02012-01-012012 current Replaces US Bus. 71
I-49 BL 6.109 9.831 I-49 / MO 52 in Butler I-49 / Route F / Route D in Butler 02012-01-012012 current Former segment of US 71
I-55 BL 5.751 9.255 I-55 / US 61 / US 62 in New Madrid I-55 / US 61 / US 62 in New Madrid
I-55 BL 15.705 25.275 I-55 / US 61 / MO 74 in Cape Girardeau I-55 / US 61 in Fruitland
I-55 BL 5.015 8.071 I-55 / US 67 / US 61 in Crystal City I-55 / McNutt Street in Herculaneum
I-57 BL 2.94 4.73 I-57 / US 60 / MO 105 in Charleston I-57 / US 62 / MO 77 in Charleston
I-70 BL 6.665 10.726 I-70 / US 40 / MO 5 in Boonville I-70 / MO 87 in Boonville
I-70 BL 2.878 4.632 I-70 / US 40 in Columbia I-70 / US 40 in Columbia
I-70 BL 2.831 4.556 I-70 / MO 94 in St. Charles I-70 in St. Charles

References

  1. ^ McNichol, Dan (2006). The Roads that Built America. New York: Sterling. p. 106. ISBN 1-4027-3468-9..
  2. ^ Swift, Earl (2011). The Big Roads: The Untold Story of the Engineers, Visionaries, and Trailblazers Who Created the American Superhighways. Boston: Mariner. p. 5. ISBN 978-0-547-90724-6..
  3. ^ a b c Missouri Department of Transportation (August 30, 2015). MoDOT HPMAPS (Map). Missouri Department of Transportation. Retrieved August 30, 2015.
  4. ^ "US 71 from Kansas City to Joplin to Become Interstate 49". The Kansas City Star. September 2, 2012.[dead link]
  5. ^ Missouri State Highway Commission (1970). Missouri Official Highway Map (PDF) (Map). Scale not given. Jefferson City: Missouri State Highway Commission. Kansas City inset. Archived from the original (PDF) on July 27, 2011. Retrieved February 19, 2011.

External links