U.S. Route 400
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U.S. Route 400 is a 481.306-mile-long mostly east–west U.S. Highway, commissioned in 1994. The highway's western terminus is in Granada, Colorado, at an intersection with US 385. The highway's eastern
US 50 and US 400 eastbound
US 400/54 a few miles west of Pratt, Kansas.
U.S. 400's eastern terminus approaching I-44 in Newton County, Missouri
U.S. Route 166
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U.S. Route 166 is a 164-mile east–west United States highway. This route and US 266 are the only two remaining spurs of historic U.S. Route 66, since US 666 was renumbered to US 491 in 2003.
U.S. Route 400
…385. The highway's eastern terminus is southwest of Joplin, Missouri, near Loma Linda, at an interchange with Interstate 44, with which it shares with US 166. It originally ended in Garden City, Kansas; in 1996 it was extended to its current western terminus. The route number does not follow the numbering…
US-166's western terminus in South Haven, Kansas
US 166 and US 400 at the terminus of K-26