Interstate Highways in California

 

Shields for California's primary and auxiliary Interstate highways.

There are eight primary Interstate highways and twenty-three auxiliary Interstate highways in California.

Interstate 5 (I-5) - Runs from the United States-Mexico border in San Ysidro, San Diego to the Oregon state line.

Interstate 8 (I-8) - Runs from Nimitz Boulevard and Sunset Cliffs Boulevard in San Diego to the Arizona state line.

Interstate 9 (I-9) - Runs from I-5 at Wheeler Ridge to the Oregon state line north of Dorris, CA.

Interstate 10 (I-10) - Runs from California State Route 1 in Santa Monica to the Arizona state line.

Interstate 15 (I-15) - Runs from I-5 in San Diego to the Nevada state line at Primm, NV.

Interstate 40 (I-40) - Runs from I-5 just west of Bakersfield to the Arizona state line.

Interstate 70 (I-70) - Runs from I-5 nearby La Jolla Ranch (west of Fresno) to the Nevada state line nearby Sylvania, NV.

Interstate 80 (I-80) - Runs from US 101 in San Francisco to the Nevada state line.

Interstate 105 (I-105) - Runs from California State Route 1 in El Segundo to I-605 in Norwalk.

Interstate 110 (I-110) - Runs from California State Route 47 in San Pedro to I-10 in Los Angeles.

Interstate 180 (I-180) - A spur of I-80 that connects Whitney and Lincoln to I-80.

Interstate 205 (I-205) - Runs from I-580 near Tracy to I-5 near Manteca.

Interstate 210 (I-210) - Runs from I-5 in Los Angeles to I-10 in Redlands.

Interstate 215 (I-215) - Runs from I-15 in Murrieta to I-15 in San Bernardino.

Interstate 270 (I-270) - A three-quarter beltway of Fresno that intersects with I-70 in Clotho and Rolinda, and I-9 in Malaga and Herndon.

Interstate 280 (I-280) - Runs from I-680 and US 101 in San Jose to King and 5th Streets in San Francisco.

Interstate 305 (I-305) - Runs from I-80 in West Sacramento to Sunrise Boulevard in Sacramento. Also known as the El Dorado Freeway.

Interstate 380 (I-380) - Runs from I-280 in San Bruno to I-880 in San Lorenzo, and crosses the Senator Dianne Feinstein Southern Crossing across San Francisco Bay.

Interstate 405 (I-405) - Runs from I-5 in Irvine to I-5 near San Fernando.

Interstate 440 (I-440) - A bypass of Bakersfield that runs from I-40 in Stockdale West to I-40 in Edison.

Interstate 480 (I-480) - Runs from I-580 in Castro Valley to I-880 in San Leandro.

Interstate 505 (I-505) - Runs from I-80 in Vacaville to I-5 near Dunnigan.

Interstate 580 (I-580) - Runs from US 101 in San Rafael to I-5 near Tracy.

Interstate 605 (I-605) - Runs from I-405 and California State Route 22 in Seal Beach to I-210 in Irwindale.

Interstate 680 (I-680) - Runs from I-280 and US 101 in San Jose to I-80 in Fairfield.

Interstate 710 (I-710) - Runs from California State Route 47 in Long Beach to I-210 in Pasadena.

Interstate 780 (I-780) - Runs from I-80 in Vallejo to I-680 in Benicia.

Interstate 805 (I-805) - Runs from I-5 in San Ysidro, San Diego to I-5 in Sorrento Valley, San Diego.

Interstate 880 (I-880) - Runs from I-280 and California State Route 17 in San Jose to I-80/580 in Oakland.

Interstate 905 (I-905) - Runs from I-5 in San Diego to the United States-Mexico border near Otay Mesa.

Interstate 980 (I-980) - Runs from I-880 in Oakland to I-580 and California State Route 24 in Oakland.

Updated November 9, 2025

Comments

Post a Comment

Popular posts from this blog

Regions of Mallettbarr

Image
  The geographical regions of the U.S. state of Mallettbarr (click to enlarge). There are seven distinct geographical regions in the U.S. state of Mallettbarr. Unlike other states, Mallettbarr's regions do not necessarily have their own culture. [a] [b] Blandsands - Think some parts of the Australian Outback and you'll get a tame version of that here. This region is quite a bland version of that part of the Land Down Under - true to the name "Blandsands." Eastern Prairies - Unassuming fields of prairie grass, farmland and small towns and villages as can be seen in states like the Dakotas, Nebraska, Kansas, Iowa and Missouri. Finanthia - Woodlands, farms and ranches adorn this part of the state. Think Kentucky and much of the Pacific Northwest. Outwater - This is as close to "tropical" as you're ever going to get here in Mallettbarr - Outwater is so named for its location out at sea. Ferry to and from Nantwich Island takes about 45 minutes. Quentins C...
Read more

Things Only People From Altamasstachia Understand

Image
It may be true that each state is unique in their own way, but Altamasstachia truly isn't like all the other states in America! Here in the Bayflower State, we Altamasstachians take extreme pride in our ways of life, our traditions and our oddities and quirks that define our homeland as we continue to embrace our future together, from Olympia to San Gerardo Bravo to Heston to St. Ann to Foxbridge and to New Scotland. While there's always something for everyone in Altamasstachia whether you're north or south of the Clapton Line, there's always going to be our own unique eccentricities only we Bayflower folk can understand. Altamasstachians Measure Travel In Counties.   Lee County is just one of Altamasstachia's seemingly endless counties. And trust us, each county has something for everyone. With the possible exception of Midway County. You may as well get used to seeing lots of these signs travelling on the road in this state. Altamasstachia has 550 counties, which ...
Read more

Automobile Brands Sold in the United States & Canada as of 2021

The following is a list of automobile brands currently sold in the United States and Canada as of December 31, 2021. Acura Alfa Romeo Ashland - Founded in 1918 in Olympia, Altamasstachia. Bought out by the Hidalgo Alvarez Corporation in 1982, and is currently headquartered in Olympia, Altamasstachia. Aston Martin Audi Bentley BMW Bugatti Buick Cadillac Caterham Chevrolet Chrysler DeLorean Motor Company - Was bought out by the Hidalgo Alvarez Corporation in 1982, which saved the brand from bankruptcy. Currently headquartered in Houston, Texas. Dodge Ducati Ferrari Fiat Ford Genesis GMC Harley-Davidson Hennessey Holden/HSV - Only available in Mallettbarr. Honda Hyundai Infiniti Isuzu - Only available in Mallettbarr. Jaguar Jeep Kawasaki Kia Koenigsegg Lamborghini Lancia - Only available in Mallettbarr. Land Rover Lexus Lincoln Lotus Lucid Motors - Founded in 2007, re-named to its current name in 2016, and was bought out by the Hidalgo Alvarez Corporation in 2019. Currently headquartered ...
Read more