657 Area Code, Where is Area Code 657?

1. USA City Map
2. California
3. 657 Area Code

657 Area Code is part of 1 counties in the state of California. There are around 15 cities and 1 other places such as towns, cdps and villages in the 657 area code. Area code 657 is a telephone area code in the North American Numbering Plan (NANP) for the U.S. state of California. Below you will find more info about Code and also zip codes, counties, cities and the post offices that belong to this Area Code.

Counties that Use 657 Area Code

657 Area Code covers 1 Counties

Major Cities that Use 657 Area Code

657 Area Code covers 15 Major Cities

All Places, Towns or Villages that Use 657 Area Code

657 Area Code covers 1 Towns, Villages or other places

Sources: North American Numbering Plan Administration (NANPA), telecom providers, and the U.S. Census Bureau.

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