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: 842

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-842 A Poway CA SNDGCA0268Z  318J COMCAST IP PHONE, LLC 732      
858-842 0 Poway CA   6529 T-MOBILE USA, INC. 732   2015-03-18   
858-842 1 Poway CA   318J COMCAST IP PHONE, LLC 732      
858-842 2 Poway CA   318J COMCAST IP PHONE, LLC 732   2005-06-06   
858-842 3 Poway CA   318J COMCAST IP PHONE, LLC 732   2005-02-10   
858-842 4 Poway CA   318J COMCAST IP PHONE, LLC 732   2006-06-15   
858-842 5 Poway CA   649C ONVOY, LLC - CA 732   2011-09-28   
858-842 6 Poway CA   318J COMCAST IP PHONE, LLC 732   2013-10-18   
858-842 7 Poway CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2007-04-10   
858-842 8 Poway CA   6010 NEW CINGULAR WIRELESS PCS, LLC 732   2011-07-13   
858-842 9 Poway CA   649C ONVOY, LLC - CA 732   2016-07-09   

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

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