Below are any California statewide conventional or trunking systems followed by California fire department frequencies sorted by county. To find your local California fire department frequencies, navigate to your county and enter the frequencies you find into your fire department scanner. Please feel free to submit corrections!
|Calaveras||Colusa||Contra Costa||Del Norte|
|Riverside||Sacramento||San Benito||San Bernardino|
|San Diego||San Francisco||San Joaquin||San Luis Obispo|
|San Mateo||Santa Barbara||Santa Clara||Santa Cruz|
California is a U.S. state in the Pacific Region of the United States. With 39.5 million residents, California is the most populous state in the United States and the third largest by area. The state capital is Sacramento. The Greater Los Angeles Area and the San Francisco Bay Area are the nation's second- and fifth-most populous urban regions, with 18.7 million and 8.8 million residents respectively. Los Angeles is California's most populous city, and the country's second-most populous, after New York City.