HomeCCountry Codes for California
The country code for California is 1

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00 + 1 + City Area Code + Number
To call USA you have to dial 00 + 1 + City Area Code + Number you wish to call
Tip: To call united states(USA), you have to dial: + 1 + City Area Code + Number you wish to call.
What is country code 1? California Country Code is 1.
Country Codes for California:
To get the united states(USA) country codes you need,please see the area code for details.
You need the international code for the country you are calling? Copyright ©2012-2022 by area code.All rights reserved.