California Cities & Towns
The largest city of California is Oakland with a population of 424,891. Other cities include, Oxnard population 207,945, Ontario population 183,393, Oceanside population 174,648, Orange population 138,192
Cities, Towns, Neighborhoods & Other Populated Places in California.
| City Name | Title | County | Population |
|---|---|---|---|
| Oakland | Port city and county seat of Alameda County, California, United States | Alameda | 424,891 |
| Oxnard | City in Ventura County, California, United States | Ventura | 207,945 |
| Ontario | City located in south west San Bernardino County, California, United States | San Bernardino | 183,393 |
| Oceanside | City in California, United States | San Diego | 174,648 |
| Orange | City in California, United States | Orange | 138,192 |
| Oakley | City in California | Contra Costa | 42,710 |
| Orcutt | Census designated place | Santa Barbara | 35,262 |
| Orangevale | Census-designated place in Sacramento County, California | Sacramento | 33,960 |
| Oildale | Census-designated place in Kern County, California | Kern | 32,684 |
| Oakdale | City in Stanislaus County, California, United States | Stanislaus | 23,228 |
| Oroville | County seat of Butte County, California, USA | Butte | 20,237 |
| Orinda | City in California, USA | Contra Costa | 19,557 |
| Olivehurst | Census-designated place in Yuba County, California | Yuba | 13,656 |
| Orange Cove | City in Fresno County, California, United States | Fresno | 10,118 |
| Orosi | Census-designated place in Tulare County, California | Tulare | 8,770 |
| Orland | City in Glenn County, California | Glenn | 8,068 |
| Ojai | City in California, United States | Ventura | 7,587 |
| Oceano | Census-designated place in San Luis Obispo County, California | San Luis Obispo | 7,286 |
| Old Fig Garden | Census-designated place in Fresno County, California | Fresno | 5,365 |
| Oak View | Census-designated place in Ventura County, California | Ventura | 4,066 |
| Occidental | Census-designated place in Sonoma County, California | Sonoma | 1,115 |