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Updated Jan 02, 2010Area Code 657
  1. "E" is Eastern Time Zone, "C" is Central Time Zone, "M" is Mountain Time Zone, and "P" is Pacific Time Zone. Occasionally, an area code will fall in more than one time zone. In this case, the abbreviation is a combination of the previous abbreviations. Some area codes are shown with time zones referencing Universal Coordinated Time (UTC).
  2. Additional technical status can be retrived from the North American Numbering Plan Administration on the 657 area code specific link here.
Area Code657 (area code map)
LocationCalifornia
Dates and historical informationArea code 657 went live into service on September 23, 2008 (The paperwork process started on April 01, 1999).  It was formed as a subdivision of the 714 area code.
Growth StatusThis area code went live on September 23, 2008 as a result of a subdivision of the 714 area code.  
Technical Status 2Area code 657 is currently live and in service.
Time Zone(s) 1P
LATA numbers served730
Number of rate centers served5
List of rate centersWESTMINSTR, ANAHEIM, FULLERTON, HUNTITNBCH, SANTA ANA
Number of major cities served8
Names of major cities served (ZIP code)Westminster (92683), Anaheim (92805), Federal (92805), (92632), Huntington Beach (92647), Huntingtn Bch (92647), Santa Ana (92704), Fountain Valley (92704), Diamond (92704), Santa Ana (92701), (00000)
Number of exchanges served6
List of exchanges served657-200-xxxx, 657-201-xxxx, 657-278-xxxx, 657-464-xxxx, 657-622-xxxx, 657-859-xxxx
Number of telephone companies7 telephone companies servicing the 657 area code
List of telephone companiesROYAL STREET COMMUNICATIONS, LLC, ALLEGIANCE TELECOM, INC. - CA, PACIFIC BELL, NEW CINGULAR WIRELESS PCS, LLC, TELCENTRIS COMMUNICATIONS, LLC - CA, CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA, COX CALIFORNIA TELCOM, INC. - CA

657 Area Code Map

 
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