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: 670

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-670 A Hopland CA CNCRCADOCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 722      
707-670 0 Hopland CA   6010 NEW CINGULAR WIRELESS PCS, LLC 722   2006-04-17   
707-670 1 Hopland CA   649C ONVOY, LLC - CA 722   2013-01-06   
707-670 2 Hopland CA   649C ONVOY, LLC - CA 722   2007-04-09   
707-670 3 Hopland CA   981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-02-25   
707-670 4 Hopland CA   649C ONVOY, LLC - CA 722   2012-12-30   
707-670 5 Hopland CA   649C ONVOY, LLC - CA 722   2007-03-04   
707-670 6 Hopland CA   516C AT&T CORP. 722   2011-05-16   
707-670 7 Hopland CA   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-03-29   
707-670 8 Hopland CA   9262 UTILITY TELECOM GROUP, LLC - CA 722   2013-01-18   
707-670 9 Hopland CA   515J IP HORIZON LLC 722   2006-10-12   

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

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