Local Calling Guide

Area code/prefix search

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

NXX: 744

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-744 A Hopland CA HPLDCA12RS0  9740 PACIFIC BELL 722      
707-744 0 Hopland CA   508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
707-744 1 Hopland CA   9740 PACIFIC BELL 722      
707-744 2 Hopland CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2013-12-14   
707-744 3 Hopland CA   649C ONVOY, LLC - CA 722   2003-09-03   
707-744 4 Hopland CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-03-21   
707-744 5 Hopland CA   939H COMMIO, LLC 722   2022-10-16   
707-744 6 Hopland CA   649C ONVOY, LLC - CA 722   2009-12-18   
707-744 7 Hopland CA   9740 PACIFIC BELL 722      
707-744 8 Hopland CA   9740 PACIFIC BELL 722      
707-744 9 Hopland CA   649C ONVOY, LLC - CA 722   2013-03-29   

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

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