Route information | ||||
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Maintained by NMDOT | ||||
Length | 119.031 mi[1] (191.562 km) | |||
Major junctions | ||||
West end | NM 434 in Black Lake | |||
East end | US 56 / US 412 toward Clayton | |||
Location | ||||
Country | United States | |||
State | New Mexico | |||
Counties | Colfax, Mora, Harding, Union | |||
Highway system | ||||
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State Road 120 (NM 120) is a 119.031-mile-long (191.562 km) state road in the U.S. state of New Mexico. The route traverses four counties: Colfax, Mora, Harding, and Union, and is the longest state road in New Mexico. The highway's only grade-separated interchange is with Interstate 25 (I-25) in Wagon Mound.