Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-214 A Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-01-09   
657-214 0 Cypress CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-01-09   
657-214 1 Cypress CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-01-09   
657-214 2 Cypress CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2012-04-03   
657-214 3 Cypress CA   649C ONVOY, LLC - CA 730   2012-12-30   
657-214 4 Cypress CA   649C ONVOY, LLC - CA 730   2012-12-30   
657-214 5 Cypress CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-03-10   
657-214 6 Cypress CA   7139 TELEPORT COMMUNICATIONS GROUP - LOS ANGELES 730   2012-08-27   
657-214 7 Cypress CA   649C ONVOY, LLC - CA 730   2012-12-30   
657-214 8 Cypress CA   649C ONVOY, LLC - CA 730   2013-04-05   
657-214 9 Cypress CA   649C ONVOY, LLC - CA 730   2013-04-05   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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