Route information | ||||
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Maintained by MDT | ||||
Length | 281.183 mi[1] (452.520 km) | |||
Existed | 1965–present | |||
Tourist routes | Lewis and Clark Trail | |||
Major junctions | ||||
South end | Yellowstone National Park at West Yellowstone | |||
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North end | US 89 in Choteau | |||
Location | ||||
Country | United States | |||
State | Montana | |||
Counties | Gallatin, Madison, Jefferson, Broadwater, Lewis and Clark, Teton | |||
Highway system | ||||
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U.S. Route 287 (US 287) is a north-south United States Numbered Highway in the state of Montana. It extends approximately 281.2 miles (452.5 km) from Yellowstone National Park north to U.S. Route 89 in Choteau, 100 miles (160 km) south of the Canadian border.