Interstate Highways of the Missouri Highway System | |
---|---|
System information | |
Maintained by MoDOT | |
Formed | June 29, 1956[1] |
Highway names | |
Interstates | Interstate 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.
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 | 1963 | current | ||
I-35 | 114.448 | 184.186 | I‑35 at Kansas City, Missouri | I‑35 north of Eagleville | 1972 | current | ||
I-44 | 293.184 | 471.834 | I‑44 west of Joplin | I‑70 in St. Louis | 1956 | current | ||
I-49 | 178.717 | 287.617 | I-49 south of Pineville | I‑470 in Kansas City | [4] | 2012current | Extended into Arkansas | |
I-55 | 210.45 | 338.69 | I‑55 south of Steele | I‑55/I‑64 at St. Louis | 1956 | 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 | 1956 | current | ||
I-66 | 340 | 550 | Kansas state line west of Joplin | Kentucky state line south of Cairo, IL | 1991 | 2015 | 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 | 1956 | 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 | |
|
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 | 1986 | 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-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 | [5] | 1970current | ||
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 | |
|
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 | 1979 | current | ||
I-49 BL | 9.740 | 15.675 | I-49 / Route AA in Neosho | I-49 / MO 86 in Neosho | 2012 | 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 | 2012 | current | Serves Joplin | |
I-49 BL | 2.927 | 4.711 | I-49 / Route K in Nevada | I-49 / US Bus 71 in Nevada | 2012 | 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 | 2012 | 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 | — | — | ||