Local Calling Guide

Area code/prefix search

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NPA: 858 [Rate centres in NPA 858] [Dial plan for NPA 858]

NXX: 943

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-943 A Rancho Bernardo CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-943 0 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2014-12-10   
858-943 1 Rancho Bernardo CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2008-09-14   
858-943 2 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2014-09-19   
858-943 3 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2014-09-19   
858-943 4 Rancho Bernardo CA SNDACAGLDS2  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 732   2012-04-07   
858-943 5 Rancho Bernardo CA SNDHCAAXJMD  7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA 732      
858-943 6 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2014-12-10   
858-943 7 Rancho Bernardo CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2014-12-10   
858-943 8 Rancho Bernardo CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2014-10-31   
858-943 9 Rancho Bernardo CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2012-05-25   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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