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: 575

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
818-575 A Agoura CA AGORCA11DS0  9740 PACIFIC BELL 730      
818-575 0 Agoura CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2011-05-31   
818-575 1 Agoura CA   9740 PACIFIC BELL 730      
818-575 2 Agoura CA   9740 PACIFIC BELL 730      
818-575 3 Agoura CA   9740 PACIFIC BELL 730      
818-575 4 Agoura CA   9740 PACIFIC BELL 730      
818-575 5 Agoura CA   9740 PACIFIC BELL 730      
818-575 6 Agoura CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-12-08   
818-575 7 Agoura CA   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2006-05-14   
818-575 8 Agoura CA   9740 PACIFIC BELL 730      
818-575 9 Agoura CA   9740 PACIFIC BELL 730      

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

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