510 Rate Centers & Exchanges
11 rate centers · California · Pacific Time
A rate center is the geographic unit used by phone carriers to determine local calling areas and billing. Each rate center has a specific name and set of NXX exchanges (the 3-digit prefix after the area code) assigned to it. The map below shows the 11 rate centers within area code 510.
Rate Center Locations
11 centers in area code 510All Rate Centers in Area Code 510
| Rate Center |
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El Sobrante-Pinole
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Fremont-Newark: Greenleaf DA
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Fremont-Newark: Main DA
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Fremont-Newark: Oliver DA
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Hayward
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Oakland: Alameda DA
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Oakland: Berkeley DA
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Oakland: Fruitvale DA
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Oakland: Main-Piedmont DA
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Oakland: Trinidad DA
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Richmond
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