Interstate 15

Interstate highway in the Western United States

Interstate 15 is an Interstate Highway in the United States. It goes from San Diego, California north to Sweetgrass, Montana at the Canada border. It also connects the cities of Las Vegas, Nevada and Salt Lake City, Utah. The route is 1,433.52 miles (2,307.03 km) long and passes through the states of California, Nevada, Arizona, Utah, Idaho, and Montana.[1]

Interstate 15 marker

Interstate 15
Route information
Length1,433.52 mi[1] (2,307.03 km)
Existed1957–present
Major junctions
South end I-8 / SR 15 in San Diego, CA
 
North end Hwy 4 at Sweetgrass–Coutts Border Crossing at Sweet Grass, MT
Location
StatesCalifornia, Nevada, Arizona, Utah, Idaho, Montana
Highway system

ReferencesEdit

  1. 1.0 1.1 "Table 1: Main Routes of the Dwight D. Eisenhower National System of Interstate and Defense Highways as of October 31, 2002". Federal Highway Administration. October 31, 2002. Retrieved July 20, 2011.



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