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: 334

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-334 A Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-334 0 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-334 1 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-334 2 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-334 3 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-334 4 Westminster CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-334 5 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-334 6 Westminster CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
657-334 7 Westminster CA LNBHCAXPXWX  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-334 8 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
657-334 9 Westminster CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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