U.S. Route 20
Appearance
(Redirected from U.S. Route 20 in Iowa)
US 20 highlighted in red | |
Route information | |
Length | 3,365 mi[1] (5,415 km) |
Existed | November 11, 1926[2]–present |
Major junctions | |
West end | |
| |
East end | |
Location | |
Country | United States |
States | Oregon, Idaho, Montana, Wyoming, Nebraska, Iowa, Illinois, Indiana, Ohio, Pennsylvania, New York, Massachusetts |
Highway system | |
U.S. Route 20 or U.S. Highway 20 (US 20) is an east–west United States highway that goes from Newport, Oregon to Boston, Massachusetts. The highway is 3,365 miles (5,415 km) long. It is the longest road in the United States.[1]
There is a gap in the official signage of US 20 through Yellowstone National Park. The park uses unnumbered roads.
References
[change | change source]- ↑ 1.0 1.1 Weingroff, Richard (October 17, 2013). "Ask the Rambler: What Is The Longest Road in the United States?". Federal Highway Administration.
- ↑ Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555 – via Wikimedia Commons.