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: 736

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-736 A La Jolla CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-736 0 La Jolla CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-736 1 La Jolla CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2004-10-18   
858-736 2 La Jolla CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2005-09-22   
858-736 3 La Jolla CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-736 4 La Jolla CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2003-10-04   
858-736 5 La Jolla CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2003-08-05   
858-736 6 La Jolla CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2003-02-02   
858-736 7 La Jolla CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2003-02-02   
858-736 8 La Jolla CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732   2005-05-02   
858-736 9 La Jolla CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2006-01-02   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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