Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 818 [Rate centres in NPA 818] [Dial plan for NPA 818]

NXX: 851

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
818-851 A Agoura CA SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730      
818-851 0 Agoura CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
818-851 1 Agoura CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-27   
818-851 2 Agoura CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2011-05-31   
818-851 3 Agoura CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2008-09-04   
818-851 4 Agoura CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2013-03-06   
818-851 5 Agoura CA   649C ONVOY, LLC - CA 730   2021-02-15   
818-851 6 Agoura CA   649C ONVOY, LLC - CA 730   2021-02-15   
818-851 7 Agoura CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-14   
818-851 8 Agoura CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2010-10-20   
818-851 9 Agoura CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2007-03-13   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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