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: 688

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-688 A Placentia CA LSANCAJWIMD  965H FRACTEL, LLC 730      
657-688 0 Placentia CA LSANCARC32Z  073H TELNYX LLC 730      
657-688 1 Placentia CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-688 2 Placentia CA BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      
657-688 3 Placentia CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-688 4 Placentia CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-688 5 Placentia CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-688 7 Placentia CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-688 8 Placentia CA LSANCAJWIMD  965H FRACTEL, LLC 730      
657-688 9 Placentia CA RVSDCAYAGT1  6529 T-MOBILE USA, INC. 730      

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

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