U.S. Route 87 in Wyoming

U.S. Highway 87
US 87 highlighted in red
Route information
Maintained by WYDOT
Length364.147 mi (586.038 km)
Existed1926–present
Major junctions
South end I-25 / US 87 at the Colorado state line near Cheyenne
Major intersections
North end I-90 / US 87 at the Montana state line near Ranchester
Location
CountryUnited States
StateWyoming
CountiesLaramie, Platte, Converse, Natrona, Johnson, Sheridan
Highway system
  • Wyoming State Highway System
US 85 WYO 87


WYO 176 WYO 185
WYO 343 WYO 345
WYO 345 WYO 350

U.S. Route 87 (US 87) is a part of the U.S. Highway System that travels Port Lavaca, Texas, north to Havre, Montana. In the state of Wyoming, it extends approximately 364 miles (586 km) from the Colorado state line south of Cheyenne to the Montana state line northwest of Ranchester. The majority of US 87 is concurrent with Interstate 25 and Interstate 90.