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: 317

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
858-317 A Dulzura CA SNDGCA02XHX  939H COMMIO, LLC 732      
858-317 0 Dulzura CA SNDGCA02XHX  939H COMMIO, LLC 732   2023-10-12   
858-317 1 Dulzura CA SNDGCA02XHX  939H COMMIO, LLC 732   2023-10-12   
858-317 2 Dulzura CA SNDGCA02XHX  939H COMMIO, LLC 732   2023-10-12   
858-317 3 Dulzura CA SNDGCA02XHX  939H COMMIO, LLC 732   2023-10-12   
858-317 4 Dulzura CA SNDGCA02XHX  939H COMMIO, LLC 732   2023-10-12   
858-317 7 Dulzura CA SNDGCA51CM3  6010 NEW CINGULAR WIRELESS PCS, LLC 732   2024-09-22   
858-317 8 Dulzura CA SNDGCAJW6MD  073H TELNYX LLC 732   2023-10-13   
858-317 9 Dulzura CA SNDGCA0260Z  624H ONVOY SPECTRUM, LLC 732   2024-01-04   

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

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