The country code for California (as well as the rest of the USA, Canada, and 18 island nations and territories in or near the Caribbean) is +1.
California has over two dozen area codes, so you need to be more specific.
Country codes never begin with 0, but country code +1, area code 415, is San Francisco, California, USA.
the telephone code +1.562
The 323 area code is an area code used in the United States of America, moreso in the California area, covering most of los angeles in it's range of telephone service..
The UK Dialling Code 0916 is reserved for premium rate operators. It is not a geographical area. US area code 916 (not 0916) is Sacramento, California. Other countries may have a domestic telephone area code 0916 or similar. Telephone country code +91 is India.
The telephone country code for Zimbabwe is +263. The area code for Beitbridge is 0286, or +263 286 in international format.
Telephone country code +93 is Afghanistan, and area code +93 25 (Afghan domestic telephone area code 025) is the city of Logar, south of Kabul.
The telephone country code for Zimbabwe is +263. The area code for Karoi is 064, or +263 64 in international format.
The telephone country code for Zimbabwe is +263. The area code for Chakari is 0688, or +263 688 in international format.
The telephone country code for Vietnam is +84. The area code for Nghe An is 038, or +84 38 in international format.
The telephone country code for Vietnam is +84. The area code for Bac Giang is 0240, or +84 240 in international format.
There is no town named Freedom, California.
The telephone country code for Zimbabwe is +263. The area code for Glendale is 0376, or +263 376 in international format.