Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]

NXX: 633

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-633 A San Diego: Linda Vista DA CA SNDGCA07DS1  7421 AT&T - LOCAL 732      
858-633 0 San Diego: Linda Vista DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2007-07-03   
858-633 1 San Diego: Linda Vista DA CA   649C ONVOY, LLC - CA 732   2006-11-06   
858-633 2 San Diego: Linda Vista DA CA   649C ONVOY, LLC - CA 732   2008-08-06   
858-633 3 San Diego: Linda Vista DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2011-02-10   
858-633 4 San Diego: Linda Vista DA CA   7453 US TELEPACIFIC CORP. - CA 732   2009-04-24   
858-633 5 San Diego: Linda Vista DA CA   649C ONVOY, LLC - CA 732   2009-04-09   
858-633 6 San Diego: Linda Vista DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2010-02-27   
858-633 7 San Diego: Linda Vista DA CA   981E BANDWIDTH.COM CLEC, LLC - CA 732   2010-02-27   
858-633 8 San Diego: Linda Vista DA CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2006-10-05   
858-633 9 San Diego: Linda Vista DA CA   7421 AT&T - LOCAL 732      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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