Local Calling Guide

Area code/prefix search

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NPA: 657 [Rate centres in NPA 657] [Dial plan for NPA 657]

NXX: 500

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
657-500 A Fullerton CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-500 0 Fullerton CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-500 1 Fullerton CA CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
657-500 2 Fullerton CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-500 3 Fullerton CA LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
657-500 4 Fullerton CA LSANCA54DS7  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
657-500 5 Fullerton CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-500 6 Fullerton CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-500 7 Fullerton CA LSANCARCD3S  649C ONVOY, LLC - CA 730      
657-500 8 Fullerton CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
657-500 9 Fullerton CA TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      

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

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