Local Calling Guide

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

NXX: 337

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-337 A Cypress CA ANHMCA01XEY  516C AT&T CORP. 730      
657-337 0 Cypress CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-337 1 Cypress CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-337 2 Cypress CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-337 3 Cypress CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-337 4 Cypress CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-337 5 Cypress CA ANHMCA01XEY  516C AT&T CORP. 730      
657-337 6 Cypress CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-337 7 Cypress CA LSANCAJW6MD  073H TELNYX LLC 730      
657-337 8 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-337 9 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      

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

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