Local Calling Guide

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NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

NXX: 238

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-238 A Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-238 0 Cypress CA ANHMCANG2MD  4733 PAETEC COMMUNICATIONS, INC. - CA 730   2014-06-27   
657-238 1 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2014-09-19   
657-238 2 Cypress CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-07-20   
657-238 3 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2014-09-19   
657-238 4 Cypress CA TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2014-09-22   
657-238 5 Cypress CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-10-20   
657-238 6 Cypress CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2019-09-14   
657-238 7 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2014-06-29   
657-238 8 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-21   
657-238 9 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2014-06-26   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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