Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Summit Valley, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
442-259 A LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
442-259 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-12-13   
442-259 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2019-08-29   
442-259 2   649C ONVOY, LLC - CA 730   2019-02-28   
442-259 3   649C ONVOY, LLC - CA 730   2019-02-28   
442-259 4   649C ONVOY, LLC - CA 730   2020-06-07   
442-259 5   707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 730   2018-05-08   
442-259 6   649C ONVOY, LLC - CA 730   2020-08-28   
442-259 7   508J CENTURYLINK COMMUNICATIONS, LLC 730   2016-03-10   
442-259 8   649C ONVOY, LLC - CA 730   2020-08-28   
442-259 9   073H TELNYX LLC 730   2018-06-27   
442-742 A VTVLCAXAX5Y  649C ONVOY, LLC - CA 730      
442-742 0   649C ONVOY, LLC - CA 730   2021-08-09   
442-742 1   649C ONVOY, LLC - CA 730   2021-08-09   
442-742 2   649C ONVOY, LLC - CA 730   2020-12-14   
442-742 3   649C ONVOY, LLC - CA 730   2020-12-14   
442-742 4   649C ONVOY, LLC - CA 730   2020-12-14   
442-742 5   624H ONVOY SPECTRUM, LLC 730   2025-01-30   
442-742 6   516J TON80 COMMUNICATIONS, LLC 730   2021-06-08   
442-742 7   776C CHARTER FIBERLINK CA-CCO, LLC - CA 730   2026-01-11   
442-742 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2021-05-30   
760-389 A SMVYCAXFRSA  4420 FRONTIER CALIFORNIA INC. 730      
760-389 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2007-01-14   
760-389 1   649C ONVOY, LLC - CA 730   2008-10-24   
760-389 2   4420 FRONTIER CALIFORNIA INC. 730      
760-389 3   649C ONVOY, LLC - CA 730   2003-02-23   
760-389 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-07-17   
760-389 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-11-26   
760-389 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-02-23   
760-389 7   649C ONVOY, LLC - CA 730   2013-03-29   
760-389 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-08-30   
760-389 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2013-03-28   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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