California area codes and area names
Local time
California
California
Population
California
39 512 223
California
39 512 223
Emergency phone number
California
911
California
911
State: California
State code: CA
Country Calling Code:
+1
E.164 (Country Code):
1
Emergency phone number:
911
Capital:
Washington D.C.
Language:
English
Valuta:
US Dollar (USD)
2 DIGIT ISO:
US
3 DIGIT ISO:
USA
Local Time:
20:38
Timezone:
America/Los_Angeles
Population:
39 512 223
Land Area:
9 629 091 KM2
California - United States
The state California is located in United States (country code +1). There is 551 phone areas in the state of California. If you are calling someone located in California from abroad, you must either write a plus sign (+) or two zeros (00) followed by the country code (+1 or 001) and then the Area code (found below) and then the phone number.
Local time in California is 20:38.
Area codes and names
California Counties sorted by Population
California consists of 58 counties with a total population of 39 512 223 citizens. The population data are from 2021.
| Rank | County | Timezone | Total Population |
|---|---|---|---|
| 1 | Los Angeles County | America/Los_Angeles | 9 818 605 |
| 2 | San Diego County | America/Los_Angeles | 3 095 313 |
| 3 | Orange County | America/Los_Angeles | 3 010 232 |
| 4 | Riverside County | America/Los_Angeles | 2 189 641 |
| 5 | San Bernardino County | America/Los_Angeles | 2 035 210 |
| 6 | Santa Clara County | America/Los_Angeles | 1 781 642 |
| 7 | Alameda County | America/Los_Angeles | 1 510 271 |
| 8 | Sacramento County | America/Los_Angeles | 1 418 788 |
| 9 | Contra Costa County | America/Los_Angeles | 1 049 025 |
| 10 | Fresno County | America/Los_Angeles | 930 450 |
| 11 | Kern County | America/Los_Angeles | 839 631 |
| 12 | Ventura County | America/Los_Angeles | 823 318 |
| 13 | City and County of San Francisco | America/Los_Angeles | 805 235 |
| 14 | San Mateo County | America/Los_Angeles | 718 451 |
| 15 | San Joaquin County | America/Los_Angeles | 685 306 |
| 16 | Stanislaus County | America/Los_Angeles | 514 453 |
| 17 | Sonoma County | America/Los_Angeles | 483 878 |
| 18 | Tulare County | America/Los_Angeles | 442 179 |
| 19 | Santa Barbara County | America/Los_Angeles | 423 895 |
| 20 | Monterey County | America/Los_Angeles | 415 057 |
| 21 | Solano County | America/Los_Angeles | 413 344 |
| 22 | Placer County | America/Los_Angeles | 348 432 |
| 23 | San Luis Obispo County | America/Los_Angeles | 269 637 |
| 24 | Santa Cruz County | America/Los_Angeles | 262 382 |
| 25 | Merced County | America/Los_Angeles | 255 793 |
| 26 | Marin County | America/Los_Angeles | 252 409 |
| 27 | Butte County | America/Los_Angeles | 220 000 |
| 28 | Yolo County | America/Los_Angeles | 200 849 |
| 29 | El Dorado County | America/Los_Angeles | 181 058 |
| 30 | Shasta County | America/Los_Angeles | 177 223 |
| 31 | Imperial County | America/Los_Angeles | 174 528 |
| 32 | Kings County | America/Los_Angeles | 152 982 |
| 33 | Madera County | America/Los_Angeles | 150 865 |
| 34 | Napa County | America/Los_Angeles | 136 484 |
| 35 | Humboldt County | America/Los_Angeles | 134 623 |
| 36 | Nevada County | America/Los_Angeles | 98 764 |
| 37 | Sutter County | America/Los_Angeles | 94 737 |
| 38 | Mendocino County | America/Los_Angeles | 87 841 |
| 39 | Yuba County | America/Los_Angeles | 72 155 |
| 40 | Lake County | America/Los_Angeles | 64 665 |
| 41 | Tehama County | America/Los_Angeles | 63 463 |
| 42 | Tuolumne County | America/Los_Angeles | 55 365 |
| 43 | San Benito County | America/Los_Angeles | 55 269 |
| 44 | Calaveras County | America/Los_Angeles | 45 578 |
| 45 | Siskiyou County | America/Los_Angeles | 44 900 |
| 46 | Amador County | America/Los_Angeles | 38 091 |
| 47 | Lassen County | America/Los_Angeles | 34 895 |
| 48 | Del Norte County | America/Los_Angeles | 28 610 |
| 49 | Glenn County | America/Los_Angeles | 28 122 |
| 50 | Colusa County | America/Los_Angeles | 21 419 |
| 51 | Plumas County | America/Los_Angeles | 20 007 |
| 52 | Inyo County | America/Los_Angeles | 18 546 |
| 53 | Mariposa County | America/Los_Angeles | 18 251 |
| 54 | Mono County | America/Los_Angeles | 14 202 |
| 55 | Trinity County | America/Los_Angeles | 13 786 |
| 56 | Modoc County | America/Los_Angeles | 9 686 |
| 57 | Sierra County | America/Los_Angeles | 3 240 |
| 58 | Alpine County | America/Los_Angeles | 1 175 |