Route 238, consisting of State Route 238 (SR 238) and Interstate 238 (I-238), is a mostly north–south state and auxiliary Interstate highway in the San...

Oregon Route 238 is an Oregon state highway which runs between the cities of Grants Pass, Oregon and Medford, Oregon, and through the historic town of...

Interstate 680 (I-680) is a north–south auxiliary Interstate Highway in Northern California. It curves around the eastern cities of the San Francisco...

junction with State Route 238 and State Route 185. It has interchanges with three freeways: Interstate 280 (the Junipero Serra Freeway), U.S. Route 101 (the...

Interstate 580 (I-580) is an approximately 76-mile-long (122 km) east–west auxiliary Interstate Highway in Northern California. The heavily traveled spur...

crosses under Interstate 238 in the community of Cherryland. SR 185 then meets the east end of State Route 112 (signed as State Route 61) in downtown...

Interstate 5 (I-5) is a major north–south route of the Interstate Highway System in the United States, stretching from the Mexican border at the San Ysidro...

Interstate 880 (I-880) is a north–south auxiliary Interstate Highway in the San Francisco Bay Area of Northern California. It runs from I-280 and State...

(part) State Route 229 State Route 230 State Route 232 State Route 233 State Route 236 State Route 237 Interstate 238 and State Route 238 State Route 241...

Interstate 80 (I-80) is a transcontinental Interstate Highway in the United States, stretching from San Francisco, California, to Teaneck, New Jersey...

following state highways in the U.S. state of California are entirely or partially unconstructed; in other words, their routings have been defined by state law...

238 Interstate 238 Arizona State Route 238 Arkansas Highway 238 California State Route 238 Georgia State Route 238 (former) Indiana State Road 238 (former)...

Interstate 780 (I-780) is an east–west auxiliary Interstate Highway in the San Francisco Bay Area of Northern California. It runs from Curtola Parkway...

highway and Interstate Highway in the U.S. state of California, connecting San Bernardino, Riverside, and San Diego Counties. The route consists of the...

Interstate 10 (I-10) is a transcontinental Interstate Highway in the United States, stretching from Santa Monica, California, to Jacksonville, Florida...

Interstate 80 (I-80) is an east–west transcontinental freeway that crosses the United States from San Francisco, California, to Teaneck, New Jersey, in...

Interstate 380 (I-380) is a short 3.3-mile (5.3 km) east–west auxiliary Interstate Highway in the San Francisco Bay Area of Northern California, connecting...

San Francisco Bay Area of Northern California. It runs from I-680 and US Route 101 (US 101) in San Jose to King and 5th streets in San Francisco, running...

680, and State Route 238. State Route 10 was replaced by State Route 42 several years before the 1964 renumbering, due to the closeness of Interstate 10...

and the Ortega Highway, is a state highway in the U.S. state of California. It runs from Interstate 5 in San Juan Capistrano in Orange County to the city...

State Route 84 (SR 84) is a state highway in the U.S. state of California that consists of two unconnected segments, one in the San Francisco Bay Area...

State Route 237 (SR 237) is a state highway in the U.S. state of California that runs from El Camino Real (SR 82) in Mountain View to Interstate 680 in...

Maryland, in the east. The California portion of US 50 runs east from Interstate 80 (I-80) in West Sacramento to the Nevada state line in South Lake Tahoe...

defined California State Route partially overlaps with a federally defined Interstate Highway, while the remaining portion is signed as a state highway...

State Route 198 (SR 198) is an east–west state highway in the U.S. state of California that runs from U.S. Route 101 (US 101) south of King City to Sequoia...

defense, and mobility by the Federal Highway Administration (FHWA). Currently, I-80 Bus is the only Interstate business route in California to exist as...

State Route 480 (SR 480) was a state highway in San Francisco, California, United States, consisting of the elevated double-decker Embarcadero Freeway...

Interstate 980 (I-980) is a short 2.03-mile (3.27 km) auxiliary Interstate Highway entirely within Oakland in Northern California, connecting I-580 and...

Interstate 40 (I-40) is a major east–west Interstate Highway in the United States, stretching from Barstow, California, to Wilmington, North Carolina....

California State Route 238 that was built to Interstate standards, and it was added to the Interstate system using the same number it had as a state highway...