Route information | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Length | 640.250 mi (1,030.382 km) | |||||||||||||||
Existed | 1957[1]–present | |||||||||||||||
Major junctions | ||||||||||||||||
West end | I-25 BL / US 412 / NM 21 at Springer, NM | |||||||||||||||
| ||||||||||||||||
East end | US 71 at Kansas City, MO | |||||||||||||||
Location | ||||||||||||||||
Country | United States | |||||||||||||||
States | New Mexico, Oklahoma, Kansas, Missouri | |||||||||||||||
Highway system | ||||||||||||||||
| ||||||||||||||||
| ||||||||||||||||
| ||||||||||||||||
|
U.S. Route 56 (US 56) is an east–west United States highway that runs for approximately 640 miles (1,030 km) in the Midwestern United States. US 56's western terminus is at Interstate 25 Business (I-25 Bus.), US 412 and New Mexico State Road 21 (NM 21) in Springer, New Mexico and the highway's eastern terminus is at US 71 in Kansas City, Missouri. Much of it follows the Santa Fe Trail.