California's Route 263563. Route 263 is from Route 3 near the north city limits of Yreka northeasterly to Route 96 near the confluence of the Shasta and Klamath Rivers.
This route runs somewhat parallel with Route 5. If you want to take a leisurely drive off Route 5 without a hassle, Route 263 is on the west side of Route 5 and can be accessed by Routes 3 in Yreka and 96. California State Highways (Pull-down) California State Highways (Tables) The Main Page