Central

Fresno, Kern, Kings, Madera, Mariposa, Merced, San Joaquin, Stanislaus, Tulare, Tuolumne

Coastal

San Luis Obispo, Santa Barbara, Ventura

Mountain

Alpine, Amador, Calaveras, El Dorado, Inyo, Mono, Placer

Northern

Butte, Colusa, Del Norte, Glenn, Humboldt, Lake, Lassen, Mendocino, Modoc, Nevada, Plumas, Sacramento, Shasta, Sierra, Siskiyou, Sutter, Tehama, Trinity, Yolo, Yuba

North Coast

Del Norte, Humboldt, Mendocino, Sonoma

San Francisco Bay

Alameda, Contra Costa, Marin, Monterey, Napa, San Benito, San Francisco, San Mateo, Santa Clara, Santa Cruz, Solano, Sonoma

Southern

Los Angeles, Orange, Riverside, San Bernardino

San Diego

Imperial, San Diego