California Reverse Phone Lookup
California area codes, carriers, and rate centers, all in one place.
California is served by 39 telephone area codes covering 21,997 assigned prefixes. Major rate centers include Los Angeles, San Francisco, San Jose, San Diego, Sacramento, Oakland. Received a call from a California number? Enter it above to see its city, carrier, and community reports.
California Area Codes
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- 331-248-4967Geneva, IL
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- 331-888-1953Warrenville, IL
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- 331-888-1948Warrenville, IL
- 331-888-1773Warrenville, IL
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- 331-248-7967Geneva, IL
- 331-248-4952Geneva, IL
- 323-982-3921Los Angeles, CA
- 323-618-2722Los Angeles, CA
- 309-301-1798Toulon, IL
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