California area code list
Our directory contains all California area codes, which may be helpful if you are looking for who is calling you from an unknown number. There are many ways for scammers to obtain databases of phone numbers, but we can stop them by blocking their numbers and spreading the information about scammers.
Usage Statistics
Carrier Statistics
Check California city list and find where the calls are coming from. If it is a scammer calling, you will certainly find them in our reverse phone lookup directory. You can also contribute by leaving comments with the information about a caller. There’s no doubt that it will help other users to block these numbers right away and to prevent possible unwanted calls.
| City | Prefix | Usage | Carrier |
|---|---|---|---|
| Susanville |
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| Sutter Creek |
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| Taft |
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| Tahoe City |
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| Tehachapi |
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| Temecula |
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| Templeton |
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| Termo |
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| Terra Bella |
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| Thermal |
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| Thousand Oaks |
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| Thousand Palms |
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| Three Rivers |
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| Tipton |
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| Tivy Valley |
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| Topanga |
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| Torrance |
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| Trabuco |
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| Tracy |
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| Tres Pinos |
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| Trinidad |
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| Trona |
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| Truckee |
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| Tulare |
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| Tulelake |
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| Tuolumne |
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| Turlock |
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| Twain Harte |
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| Twentynin Plm |
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| Twentynine Palms |
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| Twin Bridges |
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| Twntynine Plm |
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| Ukiah |
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| Union City |
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| Upland |
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| Upper Lake |
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| Vacaville |
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| Vallejo |
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| Valley Center |
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| Valley Ford |
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| Valley Springs |
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| Van Nuys |
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| Ventura |
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| Vernalis |
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| Victorville |
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| Visalia |
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| Vista |
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| W Los Angeles |
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| Walnut |
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| Walnut Creek |
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