Local Calling Guide

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

NXX: 620

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-620 A Cypress CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-620 0 Cypress CA LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2022-12-29   
657-620 1 Cypress CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-02-10   
657-620 2 Cypress CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-03-10   
657-620 3 Cypress CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-08-09   
657-620 4 Cypress CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-08-09   
657-620 5 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2023-09-12   
657-620 6 Cypress CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2023-09-16   
657-620 7 Cypress CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2023-02-18   
657-620 8 Cypress CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-04-10   
657-620 9 Cypress CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2022-12-30   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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