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: 705

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-705 A Cypress CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730      
657-705 0 Cypress CA LSANCAJW7MD  939H COMMIO, LLC 730   2024-01-28   
657-705 1 Cypress CA LSANCAJW7MD  939H COMMIO, LLC 730   2024-01-28   
657-705 2 Cypress CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-03-07   
657-705 3 Cypress CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-04   
657-705 4 Cypress CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-05-04   
657-705 5 Cypress CA   6529 T-MOBILE USA, INC. 730   2024-02-22   
657-705 6 Cypress CA   6529 T-MOBILE USA, INC. 730   2024-02-22   
657-705 7 Cypress CA ANHMCACLCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-01-01   
657-705 8 Cypress CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2023-12-14   
657-705 9 Cypress CA TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2023-12-14   

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

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