Route 186 is from Route 1 near Pacifica to Route 101 near San Bruno. {CS&HC Sec. 486. 1964}
Route 186 is from the international boundary near Algodones to Route 8. [CS&HC Sec. 486]
Road Conditions
1965: Portion from Route 101 to Route 87 added.
1969: Route 186 renumbered to Route 380.
1972: Current route defined.
Mexican Border to Route 8: Terminal Access.
This route is only 2 miles long and leads into a port of entry and the city of Los Algodones in Baja California Norte, Mexico.