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: 721

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-721 A Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 0 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 1 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 2 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 3 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 4 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 5 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 6 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 7 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 8 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   
657-721 9 Huntington Beach CA   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2024-04-05   

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

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