657 Rate Centers & Exchanges
9 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 9 rate centers within area code 657.
Rate Center Locations
9 centers in area code 657All Rate Centers in Area Code 657
| Rate Center |
|---|
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Anaheim
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Cypress
|
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Fullerton
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Garden Grove
|
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Huntington Beach
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Orange
|
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Santa Ana
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Silverado
|
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Westminster
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