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High Priority Corridors

Future Interstates

Congressional High Priority Corridors- all of which are designated as Future Interstates

1 North-South Corridor Missouri, Arkansas and Louisiana
9 United States Route 220 and the Appalachian Thruway Corridor (I-99) Pennsylvania and New York
18 I-69 Corridor Michigan, Illinois, Indiana, Kentucky, Tennessee, Mississippi, Arkansas, Louisiana and Texas
20 United States Route 59 Corridor (I-69) Texas
26 CANAMEX Corridor (I-11) Arizona and Nevada
36 New York and Pennsylvania State Route 17 (I-86) New York and Pennsylvania
37 United States Route 90 Louisiana
40 The Greensboro Corridor Virginia and North Carolina
42 A portion of Corridor V of the Appalachian Development Highway System Mississippi
45 United States Route 78 Corridor and Corridor X of the Appalachian Development Highway System Tennessee, Mississippi, and Alabama
54 California Farm-to-Market Corridor California
57 U.S. 41 Wisconsin
79 Interstate Route 376 Pennsylvania

Congressional High Priority Corridors - portions of which are designated as Future Interstates

3 East-West Transamerica Corridor This corridor extends from Virginia to West Virginia, Kentucky, Illinois, Missouri, Arkansas, Kansas, Oklahoma, Texas, Colorado, New Mexico, Utah, Arizona, Nevada and California but only the portion in Kentucky is designated as a future interstate.
5 I-73/74 North-South Corridor This corridor extends from Michigan, to Ohio, Kentucky, West Virginia, Virginia, North Carolina, and South Carolina. However, only the portion from Portsmouth, Ohio south is designated as a future interstate.
Updated: 10/24/2012
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