Streets and Highways Code section 263.3
(a)
The international boundary near Tijuana to Route 75 near the south end of San Diego Bay.(b)
San Diego opposite Coronado to Route 74 near San Juan Capistrano.(c)
Route 210 near Tunnel Station to Route 126 near Castaic.(d)
Route 152 west of Los Banos to Route 580 near Vernalis.(e)
Route 44 near Redding to the Shasta Reservoir.(f)
Route 89 near Mt. Shasta to Route 97 near Weed.(g)
Route 3 near Yreka to the Oregon state line near Hilts.(a)
Route 1 near Santa Cruz to Route 236 near Boulder Creek.(b)
Route 236 near Boulder Creek to Route 236 near Waterman Gap.(c)
Route 236 near Waterman Gap to Route 35.(d)
Saratoga to Route 17 near Los Gatos.(e)
Blaney Plaza in Saratoga to Route 35.(a)
Route 76 near the San Luis Rey River to Route 91 near Corona.(b)
Route 58 near Barstow to Route 127 near Baker.(a)
Route 1 near Fort Bragg to Route 101 near Willits.(b)
Route 101 near Calpella to Route 16.(c)
Route 49 near Grass Valley to Route 80 near Emigrant Gap.(a)
Route 37 near Vallejo to Route 221 near Napa.(b)
The vicinity of Trancas Street in northwest Napa to Route 20 near Upper Lake.(a)
Route 101 near Ventura to Route 150.(b)
Route 150 to Route 166 in Cuyama Valley.(c)
Route 198 near Coalinga to Route 198 near Oilfields.(a)
Route 101 near Alton to Route 3 near Peanut.(b)
Route 89 near Morgan Summit to Route 89 near Deer Creek Pass.
Source:
Section 263.3, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=SHC§ionNum=263.3.
(accessed May 4, 2025).