Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 707 [Rate centres in NPA 707] [Dial plan for NPA 707]

NXX: 814

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
707-814 A Geyserville CA SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
707-814 0 Geyserville CA   318J COMCAST IP PHONE, LLC 722      
707-814 1 Geyserville CA   649C ONVOY, LLC - CA 722   2018-12-24   
707-814 2 Geyserville CA   649C ONVOY, LLC - CA 722   2006-09-15   
707-814 3 Geyserville CA   649C ONVOY, LLC - CA 722   2002-05-29   
707-814 4 Geyserville CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-07-31   
707-814 5 Geyserville CA   5562 METROPCS, INC. 722   2007-09-16   
707-814 6 Geyserville CA   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2016-02-03   
707-814 7 Geyserville CA   7174 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 722   2010-09-25   
707-814 8 Geyserville CA   073H TELNYX LLC 722   2017-08-04   
707-814 9 Geyserville CA   7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.