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: 387

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-387 A La Mesa CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732      
858-387 0 La Mesa CA   939H COMMIO, LLC 732   2024-01-29   
858-387 1 La Mesa CA   939H COMMIO, LLC 732   2024-01-29   
858-387 2 La Mesa CA SNDGCAJWDS0  649C ONVOY, LLC - CA 732   2023-11-01   
858-387 3 La Mesa CA   649C ONVOY, LLC - CA 732   2024-02-04   
858-387 4 La Mesa CA   649C ONVOY, LLC - CA 732   2024-02-04   
858-387 5 La Mesa CA   649C ONVOY, LLC - CA 732   2024-02-04   
858-387 6 La Mesa CA   649C ONVOY, LLC - CA 732   2024-02-04   
858-387 7 La Mesa CA   6529 T-MOBILE USA, INC. 732   2024-02-22   
858-387 8 La Mesa CA   939H COMMIO, LLC 732   2024-01-29   
858-387 9 La Mesa CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2023-12-17   

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

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