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: 788

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-788 A Silverado CA LSANCAJWIMD  965H FRACTEL, LLC 730      
657-788 0 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-03-07   
657-788 1 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-03-07   
657-788 2 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-04-05   
657-788 3 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-04-05   
657-788 4 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-05-05   
657-788 5 Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-03-07   
657-788 6 Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-03-07   
657-788 7 Silverado CA LSANCARCD3S  649C ONVOY, LLC - CA 730   2021-03-07   
657-788 8 Silverado CA LSANCAJWIMD  965H FRACTEL, LLC 730   2021-03-06   
657-788 9 Silverado CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2021-05-05   

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

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