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  2. United States Numbered Highway System - Wikipedia

    en.wikipedia.org/wiki/United_States_Numbered...

    The United States Numbered Highway System (often called U.S. Routes or U.S. Highways) is an integrated network of roads and highways numbered within a nationwide grid in the contiguous United States. As the designation and numbering of these highways were coordinated among the states, they are sometimes called Federal Highways, but the roadways ...

  3. National Highway System (United States) - Wikipedia

    en.wikipedia.org/wiki/National_Highway_System...

    The National Highway System Designation Act of 1995 ( Pub. L. 104–59 (text) (PDF), 109 Stat. 568, COMPS-1425) is a United States Act of Congress that was signed into law by President Bill Clinton on November 28, 1995. The legislation designated about 160,955 miles (259,032 km) of roads, including the Interstate Highway System, as the NHS.

  4. Interstate Highway System - Wikipedia

    en.wikipedia.org/wiki/Interstate_Highway_System

    The Dwight D. Eisenhower National System of Interstate and Defense Highways, commonly known as the Interstate Highway System, or the Eisenhower Interstate System, is a network of controlled-access highways that forms part of the National Highway System in the United States. The system extends throughout the contiguous United States and has ...

  5. List of Interstate Highways - Wikipedia

    en.wikipedia.org/wiki/List_of_Interstate_Highways

    There are 70 primary Interstate Highways in the Interstate Highway System, a network of freeways in the United States. These primary highways are assigned one- or two-digit route numbers, whereas their associated auxiliary Interstate Highways receive three-digit route numbers. Typically, odd-numbered Interstates run south–north, with lower ...

  6. Portal:U.S. roads - Wikipedia

    en.wikipedia.org/wiki/Portal:U.S._Roads

    The U.S. Roads Portal. The highway system of the United States is a network of interconnected state, U.S., and Interstate highways. Each of the fifty states, the District of Columbia, Puerto Rico, American Samoa, Guam, the Northern Mariana Islands, and the U.S. Virgin Islands own and maintain a part of this vast system, including U.S. and ...

  7. U.S. Route 20 - Wikipedia

    en.wikipedia.org/wiki/U.S._Route_20

    U.S. Route 20 US 20 highlighted in red Route information Length 3,365 mi (5,415 km) Existed November 11, 1926 –present Major junctions West end US 101 in Newport, OR Major intersections I-5 at Albany, OR I-15 at Idaho Falls, ID I-25 at Casper, WY I-35 near Williams, IA I-55 at Hodgkins, IL I-65 / I-90 in Gary, IN I-75 in Perrysburg, OH I-79 in Erie, PA I-87 / I-90 near Albany, NY I-95 in ...

  8. Numbered highways in the United States - Wikipedia

    en.wikipedia.org/wiki/Numbered_highways_in_the...

    1926-era U.S. Highway. The United States Numbered Highway System is an older system consisting mostly of surface-level trunk roads, coordinated by the American Association of State Highway and Transportation Officials and maintained by state and local governments. U.S. Highways have been relegated to regional and intrastate traffic, as they ...

  9. List of United States Numbered Highways - Wikipedia

    en.wikipedia.org/wiki/List_of_United_States...

    U.S. Highway shields Map of the present U.S. Highway network System information Length 157,724 mi [a] (253,832 km) Formed November 11, 1926 Highway names US Highways U.S. Highway nn (US nn) U.S. Route nn (US nn) System links United States Numbered Highway System List Special Divided United States Numbered Highways are components of a national system of highways that is administered by the ...

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