STATE DIRECTORY

California

38 area codes cover this state

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All Area Codes

California CA

Click to view area code details and available numbers

209 Stockton Geographic 2,937 numbers 213 Los Angeles Geographic 119,522 numbers 279 Sacramento Geographic 40,112 numbers 310 Los Angeles Geographic 8,557 numbers 323 Los Angeles Geographic 9,793 numbers 341 Oakland Geographic 37,149 numbers 350 San Jose Geographic 28,793 numbers 369 San Jose Geographic 23,689 numbers 408 San Jose Geographic 10,160 numbers 415 San Francisco Geographic 11,600 numbers 424 Los Angeles Geographic 93,905 numbers 442 Oceanside Geographic 93,275 numbers 510 Oakland Geographic 1,198 numbers 530 Redding Geographic 77,824 numbers 559 Fresno Geographic 57,438 numbers 562 Long Beach Geographic 60,581 numbers 619 San Diego Geographic 8,765 numbers 626 Pasadena Geographic 40,398 numbers 628 San Francisco Geographic 53,924 numbers 650 San Mateo Geographic 36,421 numbers 657 Anaheim Geographic 34,771 numbers 661 Bakersfield Geographic 54,106 numbers 669 San Jose Geographic 54,019 numbers 707 Santa Rosa Geographic 49,558 numbers 714 Anaheim Geographic 1,671 numbers 747 Los Angeles Geographic 47,643 numbers 760 Oceanside Geographic 38,002 numbers 805 Santa Barbara Geographic 20,423 numbers 818 Los Angeles Geographic 23,339 numbers 820 Los Angeles Geographic 36,516 numbers 831 Salinas Geographic 50,628 numbers 840 Fresno Geographic 31,094 numbers 858 San Diego Geographic 56,634 numbers 909 San Bernardino Geographic 5,126 numbers 916 Sacramento Geographic 904 numbers 925 Concord Geographic 48,179 numbers 949 Irvine Geographic 25,142 numbers 951 Riverside Geographic 40,753 numbers

Dialing Rules

California

How to dial in this state

📞 10-Digit Dialing

This state requires mandatory 10-digit dialing (area code + 7-digit number) for all local and long-distance calls.

🔄 Overlay Area Codes

Due to overlay area codes, multiple codes may serve the same region, making 10-digit dialing mandatory.

FAQ

California

Common questions about area codes in this state

How many area codes does California have?

California currently has 38 active area codes covering all major cities and regions statewide.

How to get a premium number in California?

Search your preferred California area code on GreatNumber to browse all available premium numbers under that code.

Does California require 10-digit dialing?

Yes, most areas in California now require 10-digit dialing (area code + 7-digit number), including local calls.

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