Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Mad River, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
707-240 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-01-21   
707-240 0   649C ONVOY, LLC - CA 722      
707-240 1   829J PAETEC ITEL, LLC 722   2026-01-04   
707-240 2   649C ONVOY, LLC - CA 722      
707-240 3   145J TERRA NOVA TELECOM INC. 722   2024-12-30   
707-240 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-07-31   
707-240 5   649C ONVOY, LLC - CA 722   2005-11-05   
707-240 6   649C ONVOY, LLC - CA 722   2012-12-30   
707-240 7   649C ONVOY, LLC - CA 722   2010-08-16   
707-240 8   981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-19   
707-240 9   624H ONVOY SPECTRUM, LLC 722   2025-01-30   
707-475 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-475 0   649C ONVOY, LLC - CA 722   2016-04-04   
707-475 1   515J IP HORIZON LLC 722      
707-475 2   515J IP HORIZON LLC 722      
707-475 3   649C ONVOY, LLC - CA 722   2016-04-04   
707-475 4   515J IP HORIZON LLC 722   2022-10-20   
707-475 5   649C ONVOY, LLC - CA 722   2013-03-29   
707-475 6   649C ONVOY, LLC - CA 722   2019-03-11   
707-475 7   515J IP HORIZON LLC 722   2022-10-20   
707-475 8   649C ONVOY, LLC - CA 722   2019-03-11   
707-475 9   649C ONVOY, LLC - CA 722   2021-07-28   
707-516 A SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-516 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-516 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-516 4   145J TERRA NOVA TELECOM INC. 722   2023-08-07   
707-516 6   649C ONVOY, LLC - CA 722   2013-01-10   
707-516 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-516 8   649C ONVOY, LLC - CA 722   2021-08-13   
707-516 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722      
707-574 A MDRVCAXFRS3  4420 FRONTIER CALIFORNIA INC. 722      
707-574 1   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2021-11-21   
707-574 2   508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
707-574 3   649C ONVOY, LLC - CA 722   2018-12-24   
707-574 4   707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 722   2018-07-13   
707-574 5   649C ONVOY, LLC - CA 722   2018-09-12   
707-574 6   4420 FRONTIER CALIFORNIA INC. 722      
707-574 7   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-03-29   
707-574 8   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-02-25   
707-574 9   073H TELNYX LLC 722   2017-08-04   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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