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List of Interstate Highways in Oklahoma

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Highway markers for Interstate 40, Interstate 240, and Interstate 40 Business
Interstate Highways highlighted in red
System information
FormedAugust 14, 1957
Highway names
InterstatesInterstate 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.

Number Length (mi) Length (km) Southern or western terminus Northern or eastern terminus Formed Removed Notes
I-35 235.96 379.74 Texas state line south of Thackerville Kansas state line north of Braman 01971-01-011971 current
I-40 331 533 Texas state line west of Erick Arkansas state line west of Fort Smith, Arkansas 01959-01-011959 current
I-42 166 267 I-35 in Noble County, Oklahoma Arkansas state line in Siloam Springs, Arkansas proposed — Future Interstate
I-44 328.53 528.72 Texas state line north of Burkburnett, Tex. Missouri state line west of Joplin, Mo. 01964-04-231964 current Follows the route of the H. E. Bailey Turnpike, Turner Turnpike, and Will Rogers Turnpike
I-235 5.36 8.63 I-35/I-40/US-77/US-270 in Oklahoma City I-44/US-77 in Oklahoma City 01976-07-131976 current
I-240 26.22 42.20 I-344 (John Kilpatrick Turnpike) in Oklahoma City I-40 in Oklahoma City 01965-01-011965 current In 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 15.75 25.35 I-44/SH-66 in Tulsa I-44/US-412/SH-66 in Tulsa 01967-01-011967 current
I-335 19.6 31.5 I-40 near Oklahoma City I-44 in Luther 02024-01-012024 current Redesignation of Kickapoo Turnpike; will be extended to I-35 in the future
I-344 31.0 49.9 I-240 in Oklahoma City I-35/I-44 near Oklahoma City 02024-01-012024 current Redesignation of John Kilpatrick Turnpike
I-440 — — in Oklahoma City I-35 in Oklahoma City — 01965-01-01c. 1965 Became part of I-240, currently part of I-44
I-444 2.51 4.04 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. ^ 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.

External links

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