High Plains Highway | ||||
Route information | ||||
Maintained by CDOT | ||||
Length | 318.52 mi[1] (512.61 km) | |||
Existed | 1958 | –present|||
Major junctions | ||||
South end | US 287 / US 385 / SH-3 towards Boise City, OK | |||
North end | US 385 towards Chappell, NE | |||
Location | ||||
Country | United States | |||
State | Colorado | |||
Counties | Baca, Prowers, Kiowa, Cheyenne, Kit Carson, Yuma, Phillips, Sedgwick | |||
Highway system | ||||
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U.S. Highway 385 (US 385), also known as the High Plains Highway north of Cheyenne Wells, is the easternmost significant north–south state highway in the U.S. state of Colorado, and many of the state's major east–west routes intersect with US 385 before crossing into neighboring Kansas and Nebraska. It enters the state from Oklahoma while overlapped with US 287, but splits at Lamar to follow its own route through the Eastern Plains to Nebraska.