Local Calling Guide

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Search area code/prefix (NPA/NXX)
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NPA: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 632

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-632 A Cazadero CA CZDRCAXGDS0  4420 FRONTIER CALIFORNIA INC. 722      
707-632 0 Cazadero CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2020-03-12   
707-632 1 Cazadero CA   649C ONVOY, LLC - CA 722   2019-02-21   
707-632 2 Cazadero CA   649C ONVOY, LLC - CA 722   2013-03-29   
707-632 4 Cazadero CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-07-25   
707-632 5 Cazadero CA   4420 FRONTIER CALIFORNIA INC. 722      
707-632 6 Cazadero CA   4420 FRONTIER CALIFORNIA INC. 722      
707-632 7 Cazadero CA   508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-05-27   
707-632 8 Cazadero CA   649C ONVOY, LLC - CA 722   2019-02-21   

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

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