Northern California Counties

Coastal Region:
Monterey, Santa Cruz, San Mateo, San Francisco, Marin,
Sonoma, Mendocino, Humboldt,
Del Norte

Bay Area:
Santa Clara, Alameda, Contra Costa, San Mateo,
San Francisco, Marin, Solano, Sonoma, Napa

Central Valley & Surrounding Areas:
Merced, Madera, San Joaquin, Stanislaus, Sacramento,
Yolo, Sutter, Colusa, Glenn, Butte, Tehama, Shasta

Sierra Nevada & Eastern California:
Mono, Tuolumne, Calaveras, Amador,
El Dorado, Placer, Nevada, Sierra, Plumas, Lassen, Modoc

Central California Counties

Central Coast:
San Luis Obispo, Santa Barbara, Ventura

Central Valley:
Fresno, Kings, Tulare, Kern

Sierra Nevada & Eastern California:
Inyo

Southern California Counties

Southern California:
Los Angeles, San Bernardino, Riverside, Orange,

San Diego, Imperial