Local Calling Guide

Area code/prefix search

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NPA: 628 [Rate centres in NPA 628] [Dial plan for NPA 628]

NXX: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
628-278 A San Francisco: Montrose-Evergreen DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
628-278 0 San Francisco: Montrose-Evergreen DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2022-04-02   
628-278 1 San Francisco: Montrose-Evergreen DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2022-06-06   
628-278 2 San Francisco: Montrose-Evergreen DA CA HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2022-08-08   
628-278 3 San Francisco: Montrose-Evergreen DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2022-11-06   
628-278 4 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-08-11   
628-278 5 San Francisco: Montrose-Evergreen DA CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2023-09-28   
628-278 6 San Francisco: Montrose-Evergreen DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-02-24   
628-278 7 San Francisco: Montrose-Evergreen DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-02-24   
628-278 8 San Francisco: Montrose-Evergreen DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-02-24   
628-278 9 San Francisco: Montrose-Evergreen DA CA SNTDCAUJCM9  6010 NEW CINGULAR WIRELESS PCS, LLC 722   2022-02-24   

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

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