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California County Routes in zone C

  (Redirected from County Route C1 (California))
The sole county highway in zone Clies within Sonoma County.

In the California Route Marker Program, which designates county routes in California, only one highway exists in the "C" zone, CR C1. Route C1 is solely located within Sonoma County.




County Route C1
LocationSonoma County
Length41.6 mi[1] (66.9 km)

County Route C1 western end is SR 1 and its eastern end is at US 101, connecting the termini with Lake Sonoma.

See alsoEdit


  1. ^ "Sonoma County C-1". AARoads. Retrieved 2019-03-31.