Local Calling Guide

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

NXX: 256

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-256 A Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
657-256 0 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-256 1 Cypress CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-256 2 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-256 3 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-256 4 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-256 5 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-256 6 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-256 7 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-256 8 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-256 9 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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