| | | Santa Barbara County | CA | 06083 | | Santa Maria-Santa
Barbara, CA 42200 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=SantaBarbaraCounty+CA |
| | | Shasta County | CA | 06089 | | Redding, CA 39820 | Redding-Red Bluff, CA 454 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=ShastaCounty+CA |
| | | Siskiyou County | CA | 06093 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=SiskiyouCounty+CA |
| | | Solano County | CA | 06095 | | Vallejo, CA 46700 | San Jose-San
Francisco-Oakland, CA 488 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=SolanoCounty+CA |
| | | Stanislaus County | CA | 06099 | | Modesto, CA 33700 | San Jose-San
Francisco-Oakland, CA 488 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=StanislausCounty+California |
| | | Sutter County | CA | 06101 | | Yuba City, CA 49700 | Sacramento-Roseville, CA 472 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=SutterCounty+CA |
| | | Tehama County | CA | 06103 | | Red Bluff, CA 39780 | Redding-Red Bluff, CA 454 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=TehamaCounty+CA |
| | | Tulare County | CA | 06107 | | Visalia, CA 47300 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=TulareCounty+California |
| | | Ventura County | CA | 06111 | | Oxnard-Thousand
Oaks-Ventura, CA 37100 | Los Angeles-Long Beach,
CA 348 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=VenturaCounty+CA |
| | | Alpine County | CA | 06003 | | Gardnerville Ranchos, NV 23820 | Reno-Carson
City-Gardnerville
Ranchos, NV-CA 456 | Outlying | nonmetro county (rural) | recreation | https://maps.google.com/?q=AlpineCounty+CA |
