California State USBC Open Championships
2006–2014
| YEAR | OPEN CHAMPIONSHIPS HOSTING |
| 2014 | Team: Kearny Mesa Bowl, San Diego DS: Parkway Bowl, El Cajon San Diego USBC |
| 2013 | Team: AMF Blvd Bowl, Petaluma DS: Double Decker Lanes, Rohnert Park Petaluma & Central Sonoma USBC |
| 2012 | Team: Keystone Lanes, Norwalk DS: Cal Bowl, Lakewood Southern L.A. County USBC |
| 2011 | Team: Cedar Lanes, Fresno DS: AMF Sierra Lanes, Fresno Central California USBC |
| 2010 | Team: AMF Southwest, Bakersfield DS: Regency Lanes, Bakersfield Golden Empire USBC |
| 2009 | Team: Pacific Avenue, Stockton DS: West Lane Bowl, Stockton Stockton USBC |
| 2008 | Team: Forest Lanes, Lake Forest DS: Keystone Lanes, Norwalk Southern LA County USBC |
| 2007 | Team: Tyme to Bowl Lanes, Oroville DS: NU Generation, Yuba City Oroville & Yuba Sutter USBC |
| 2006 | Golden Empire USBC Bakersfield |
California State Bowling Association
1946–2005
| Year | Host | Year | Host |
| 2005 | Sacramento | 1975 | Stockton |
| 2004 | Citrus Belt | 1974 | Ventura County |
| 2003 | Central Solano | 1973 | Alameda County |
| 2002 | Orange County | 1972 | Bakersfield |
| 2001 | Contra Costa County | 1971 | Sacramento |
| 2000 | Southern Los Angeles | 1970 | San Diego |
| 1999 | Alameda County | 1969 | Central California |
| 1998 | Bakersfield | 1968 | Orange County |
| 1997 | Central California | 1967 | Modesto |
| 1996 | San Diego | 1966 | Citrus Belt |
| 1995 | Modesto | 1965 | San Francisco |
| 1994 | San Gabriel Valley | 1964 | Bakersfield |
| 1993 | Santa Clara | 1963 | Stockton |
| 1992 | No. Santa Barbara | 1962 | Santa Barbara |
| 1991 | Diablo | 1961 | Central California |
| 1990 | Citrus Belt | 1960 | San Diego |
| 1989 | Stockton | 1959 | San Jose |
| 1988 | Ventura County | 1958 | Southeast |
| 1987 | Marin County | 1957 | Sacramento |
| 1986 | Bakersfield | 1956 | Ventura County |
| 1985 | Sacramento | 1955 | Stockton |
| 1984 | Central California | 1954 | Long Beach |
| 1983 | Modesto | 1953 | Metropolitan |
| 1982 | Long Beach | 1952 | Los Angeles |
| 1981 | Santa Clara Valley | 1951 | Richmond |
| 1980 | No. Santa Barbara | 1950 | San Diego |
| 1979 | Diablo | 1949 | San Jose |
| 1978 | Orange County | 1948 | Long Beach |
| 1977 | Peninsula | 1947 | Vallejo |
| 1976 | San Diego | 1946 | Los Angeles |
|
Hosting Association |
Number of Hosting |
| San Diego Bakersfield Central California Sacramento Stockton Citrus Belt Long Beach Modesto Orange County Ventura County Diablo Los Angeles No. Santa Barbara San Jose Santa Clara Valley Alameda County Central Solano Contra Costa County Marin County Metropolitan Peninsula Richmond San Francisco San Gabriel Valley Santa Barbara Southeast Southern Los Angeles Vallejo |
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