List of Interstate Highways in Oklahoma

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I-40 (OK).svg I-240 (OK).svg Business Loop 40.svg
Highway markers for Interstate 40, Interstate 240, and Interstate 40 Business
List of Interstate Highways in Oklahoma
Interstate Highways highlighted in red
System information
FormedAugust 14, 1957 [1]
Highway names
Interstates Interstate X (I-X)
Business Loops and Spurs:Interstate X Business (I-X Bus.)
System links
  • Oklahoma State Highway System

Interstate Highways in Oklahoma form a network of freeways that cross the state. Several of them incorporated existing or already-planned turnpikes and continue to be maintained by the Oklahoma Turnpike Authority. [2]

NumberLength (mi)Length (km)Southern or western terminusNorthern or eastern terminusFormedRemovedNotes
I-35.svg I-35 235.96379.74Texas state line south of Thackerville Kansas state line north of Braman 01971-01-011971current
I-40.svg I-40 331533Texas state line west of Erick Arkansas state line west of Fort Smith, Arkansas 01959-01-011959current
I-42.svg I-42 166267 I-35 in Noble County, Oklahoma Arkansas state line in Siloam Springs, Arkansas proposed—Future Interstate
I-44.svg I-44 328.53528.72Texas state line north of Burkburnett, Tex. Missouri state line west of Joplin, Mo. 01964-04-231964currentFollows the route of the H. E. Bailey Turnpike, Turner Turnpike, and Will Rogers Turnpike
I-235 (long).svg I-235 5.368.63 I-35/I-40/US-77/US-270 in Oklahoma City I-44/US-77 in Oklahoma City01976-07-131976 [3] current
I-240 (long).svg I-240 26.2242.20 I-344 (John Kilpatrick Turnpike) in Oklahoma City I-40 in Oklahoma City01965-01-011965currentIn 2024, I-240 was extended west following I-44 to SH-152 to I-344 adding 10 miles (16 km) to the route
I-244 (long).svg I-244 15.7525.35 I-44/SH-66 in Tulsa I-44/US-412/SH-66 in Tulsa01967-01-011967current
I-335 (long).svg I-335 19.631.5 I-40 near Oklahoma City I-44 in Luther 02024-01-012024 [4] currentRedesignation of Kickapoo Turnpike; will be extended to I-35 in the future
I-344 (long).svg I-344 31.049.9 I-240 in Oklahoma City I-35/I-44 near Oklahoma City02024-01-012024 [4] currentRedesignation of John Kilpatrick Turnpike
I-440 (long).svg I-440 ——in Oklahoma City I-35 in Oklahoma City—01965-01-01c. 1965Became part of I-240, currently part of I-44
I-444 (long).svg I-444 2.514.04 I-244/US-64/SH-51 in Tulsa I-244/US-75 in Tulsa—— Unsigned highway
  •       Former
  •       Proposed and unbuilt

References

  1. ↑ Public Roads Administration (August 14, 1957). Official Route Numbering for the National System of Interstate and Defense Highways as Adopted by the American Association of State Highway Officials (Map). Scale not given. Washington, DC: Public Roads Administration. Retrieved March 3, 2013– via Wikimedia Commons.
  2. ↑ Cockerell, Penny (June 29, 2006). "50 Years: As the intersection of Interstates 35, 40 and 44, Oklahoma is at America's crossroads". The Oklahoman . pp. 1A, 2A . Retrieved March 1, 2023– via Newspapers.com.
  3. ↑ Rhodes, H. J. (July 15, 1976). "Letter to V. O. Bradley, Director of the Oklahoma State Highway Department" (PDF). American Association of State Highway and Transportation Officials. p. 8. Retrieved May 24, 2013.
  4. 1 2 Special Committee on U.S. Route Numbering (November 2023). "2023 Fall Meeting Report to the Council on Highways and Streets" (PDF) (Report). Washington, DC: American Association of State Highway and Transportation Officials. p. 5. Archived (PDF) from the original on December 5, 2023. Retrieved March 10, 2024.
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