U.S. Route 91

U.S. Numbered Highway in Utah and Idaho in the United States

U.S. Route 91 or U.S. Highway 91 (US 91) is a 172.663-mile-long (277.874 km) north–south United States highway that goes from Interstate 15/Interstate 84 in Brigham City, Utah, to I-15 Business/US 26 in Idaho Falls, Idaho. In the past, the highway went from Long Beach, California, to the Canada–US border north of Sweetgrass, Montana. As I-15 was being built from San Diego, California to Sweetgrass, people used US 91 less.

U.S. Route 91 marker

U.S. Route 91

Route information
Maintained by UDOT and ITD
Length172.663 mi (277.874 km)
Existed1926[1]–present
Major junctions
South end I-15 / I-84 in Brigham City, UT
Major intersections
North end I-15 Business Loop / US 26 in Idaho Falls, ID
Location
CountryUnited States
StatesUtah, Idaho
CountiesUT: Box Elder, Cache
ID: Franklin, Bannock, Bingham, Bonneville
Highway system
US 90US 92

References

change
  1. Bureau of Public Roads & American Association of State Highway Officials (November 11, 1926). United States System of Highways Adopted for Uniform Marking by the American Association of State Highway Officials (Map). 1:7,000,000. Washington, DC: United States Geological Survey. OCLC 32889555 – via Wikimedia Commons.