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  2. List of longest state highways in the United States - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_state...

    [a] This is a list of the longest state highways in each state. As of 2007, the longest state highway in the nation is Montana Highway 200, which is 706.624 miles (1,137.201 km) long. The shortest of the longest state highways is District of Columbia Route 295, which is 4.29 miles (6.90 km) long.

  3. U.S. Route 20 - Wikipedia

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

    From Moville through north of Early at the junction with U.S. Route 71 and Iowa Highway 471, US 20 was reconstructed from a rural two-lane highway to a four-lane road. This segment re-opened October 19, 2018 and made it so that US 20 is a continuous four-lane highway for its entire length in Iowa.

  4. List of longest highways - Wikipedia

    en.wikipedia.org/wiki/List_of_longest_highways

    At km 4601 is the highest road outside the Himalayas with 5000 msal and the longest in South America. Interstate 90: 4,861 km (3,020 mi) United States: Seattle, Washington: Boston, Massachusetts: Longest Expressway. BR-101: 4,658 km (2,894 mi) Brazil: Touros-RN: São José do Norte-RS: Longest highway in Brazil. National Highway 44: 4,658 km ...

  5. List of United States Numbered Highways - Wikipedia

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

    Since the policy on numbering and designating US Highways was updated in 1991, AASHTO has been in the process of eliminating all intrastate U.S. Highways under 300 miles (480 km) in length, "as rapidly as the State Highway Department and the Standing Committee on Highways of the American Association of State Highway and Transportation Officials ...

  6. List of Interstate Highways - Wikipedia

    en.wikipedia.org/wiki/List_of_Interstate_Highways

    US 64/US 264 in Wendell, North Carolina: 2017: current Unfinished in North Carolina; North Carolina only; planned in one more: Virginia Associated route: I-587 Shortest Interstate highway in contiguous United States I-87: 333.49: 536.70 I-278 in New York City: A-15 at Canadian border in Champlain, New York: 1957: current New York only

  7. Interstate 90 - Wikipedia

    en.wikipedia.org/wiki/Interstate_90

    Interstate 90 (I-90) is an east–west transcontinental freeway and the longest Interstate Highway in the United States at 3,099.7 miles (4,988.5 km). It begins in Seattle, Washington, and travels through the Pacific Northwest, Mountain West, Great Plains, Midwest, and the Northeast, ending in Boston, Massachusetts.

  8. U.S. Route 6 - Wikipedia

    en.wikipedia.org/wiki/U.S._Route_6

    The highway's longest-lasting routing, from 1936 to 1964, had its western terminus at Long Beach, California. During this time, US 6 was the longest highway in the country. In 1964, the state of California renumbered its highways, and most of the route within California was transferred to other highways.

  9. U.S. Route 281 - Wikipedia

    en.wikipedia.org/wiki/U.S._Route_281

    U.S. Route 281 (US 281) is a north–south United States Numbered Highway.At 1,875 miles (3,018 km) [3] it is the longest continuous three-digit U.S. Route. The highway's northern terminus is at the International Peace Garden, north of Dunseith, North Dakota, at the Canadian border, where it continues as Highway 10.