Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 442 [Rate centres in NPA 442] [Dial plan for NPA 442]

NXX: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
442-228 A Bishop CA   612K CSC VOICE, LLC 730      
442-228 0 Bishop CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2016-01-06   
442-228 1 Bishop CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2016-01-06   
442-228 2 Bishop CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2016-03-07   
442-228 3 Bishop CA VTVLCAXAX5Y  649C ONVOY, LLC - CA 730   2016-03-07   
442-228 4 Bishop CA   612K CSC VOICE, LLC 730   2014-01-03   
442-228 5 Bishop CA   612K CSC VOICE, LLC 730   2014-01-03   
442-228 6 Bishop CA LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2016-09-15   
442-228 7 Bishop CA LSANCAJW2MD  508J CENTURYLINK COMMUNICATIONS, LLC 730   2014-06-27   
442-228 8 Bishop CA LSANCAJW6MD  073H TELNYX LLC 730   2017-08-14   
442-228 9 Bishop CA LNBHCAAXDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730   2018-05-08   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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