State Route 78 (SR 78) is a state highway in the U.S. state of California that runs from Oceanside east to Blythe, traversing nearly the entire width of the state. Its western terminus is at Interstate 5 (I-5) in San Diego County and its eastern terminus is at I-10 in Riverside County.

S78 may refer to: S78 (New York City bus) serving Staten Island; County Route S78 (California) Greek submarine Poseidon (S-78)

2024年11月9日 · In 1934, Route 78 was signed along the route from Jct. US 101 near Oceanside to Jct. US 99 near Kane Springs, via Ramona. This was once routed along Vista Way, Santa Fe, and Mission Road to Escondido. It was LRN 196, which was originally defined to run from LRN 2 (US 101) to LRN 77 in Vista.

State Route 78 (SR 78) is a state highway in the U.S. state of California that runs from Oceanside east to Blythe, traversing nearly the entire width of the state. Its western terminus is at Interstate 5 (I-5) in San Diego County and its eastern terminus is at I-10 in Riverside County.

County Route S78 (CR S78) was a county highway in Imperial County, California, United States. It is the former routing of the present-day State Route 78 portion between the south junction of State Route 115 and the small community of Palo Verde .

California State Route 78 (SR 78) — a state highway traversing nearly the entire width of the state California, in Southern California. The route runs from Oceanside on the coast, eastward through the mountains and Colorado Desert to Blythe on the Colorado River.

This map shows the Primary Highway Freight System (PHFS) routes as well as all the Interstate Highways within the state that are not part of the PHFS, as designated on 12/22/2022. As an alternative to the map, the Tables below separately list the PHFS routes and the Interstate Highways which are not part of the PHFS.

2024年5月12日 · The italicized portion makes clear that the segment between Route 115 and the Imperial-Riverside County line was under County jurisdiction and maintenance, and was quite likely what was signed as Imperial County Sign Route S78. The wording about county jurisdiction was removed in 1968.

County Route S78 (California) Route 78 (California) SR-78 (CA) California State Route 78 (1964) Legislative Route 196 (California pre-1964) Legislative Route 197 (California pre-1964) Legislative Route 198 (California pre-1964) California State Route 78 …

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