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Interstate 15 (California)

Interstate 15 markerState Route 15 marker

Interstate 15 and State Route 15
Route information
Defined by
Maintained by Caltrans
Length: 293.64 mi (472.57 km)
Existed: 1957 – present
Component
highways:
Major junctions
South end: I-5 / 32nd Street / Norman Scott Road in San Diego
  I-805 in San Diego
I-8 in San Diego
I-215 in Murrieta
I-10 in Ontario
SR 210 in Rancho Cucamonga
I-215 in San Bernardino
US 395 in Hesperia
SR 58 in Barstow
I-40 in Barstow
North end: I‑15 at Nevada state line
Highway system
SR 14 SR 16

Interstate 15 markerState Route 15 marker

Route 15, consisting of the contiguous segments of State Route 15 (SR 15) joined by Interstate 15 (I-15), is a major north–south state highway in the U.S. state of California, connecting San Bernardino, Riverside, and San Diego Counties. The route consists of the southernmost 287.26 miles (462.30 km) of I-15, a major Interstate Highway that extends north through Nevada, a short section of Arizona, Utah, Idaho, and Montana to the Canada–US border. It is a major thoroughfare for traffic between San Diego and the Inland Empire, as well as between Southern California, Las Vegas, Nevada, and points beyond.


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Wikipedia

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