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U.S. Route 240
Highway in the District of Columbia / From Wikipedia, the free encyclopedia
U.S. Route 240 is a defunct designation for a short, but once very important, segment of highway between Frederick, Maryland, and Washington, D.C. It is now commonly known as Wisconsin Avenue, Maryland Route 355 (MD 355), and Interstate 270 (I-270).
Quick Facts Route information, Existed ...
Washington National Pike Wisconsin Avenue | |||||||
US 240 highlighted in red, US 240 Alt. in blue, and US 240 Truck in pink | |||||||
Route information | |||||||
Auxiliary route of US 40 | |||||||
Existed | 1926–1972 | ||||||
Major junctions | |||||||
South end | ![]() | ||||||
Major intersections | ![]() ![]() ![]() | ||||||
North end | ![]() | ||||||
Location | |||||||
Country | United States | ||||||
States | District of Columbia, Maryland | ||||||
Counties | DC: Washington MD: Montgomery, Frederick | ||||||
Highway system | |||||||
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