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.

Geyserville, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
707-381 A SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722      
707-381 0   515J IP HORIZON LLC 722   2016-09-15   
707-381 1 OKLDCAMP1MD  4733 PAETEC COMMUNICATIONS, INC. - CA 722   2016-11-25   
707-381 2 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-29   
707-381 3 FRMTCAJYDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 722   2018-07-13   
707-381 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-02-17   
707-381 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-02-17   
707-381 6 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2019-06-19   
707-381 7 SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
707-381 8 OKLECAZVGT0  5562 METROPCS, INC. 722   2020-01-11   
707-381 9 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2019-04-13   
707-619 A SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722      
707-619 0 SNFCCAMKX6Y  515J IP HORIZON LLC 722   2021-05-03   
707-619 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-28   
707-619 2 OKLECAZVGT0  5562 METROPCS, INC. 722   2022-05-30   
707-619 6 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2020-10-23   
707-619 9 SNJUCACL9MD  516J TON80 COMMUNICATIONS, LLC 722   2021-11-06   
707-735 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-03-05   
707-735 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
707-735 1   145J TERRA NOVA TELECOM INC. 722   2024-02-02   
707-735 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2013-01-06   
707-735 3 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2009-08-27   
707-735 5 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2005-06-05   
707-735 6 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-18   
707-735 8 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2005-01-21   
707-735 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2005-01-21   
707-814 A SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
707-814 0 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
707-814 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2018-12-24   
707-814 2 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2006-09-15   
707-814 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2002-05-29   
707-814 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2005-07-31   
707-814 5 OKLECAZVGT0  5562 METROPCS, INC. 722   2007-09-16   
707-814 6 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2016-02-03   
707-814 7 SNTDCABLPS0  7174 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 722   2010-09-25   
707-814 8 SNJUCACL3MD  073H TELNYX LLC 722   2017-08-04   
707-814 9 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722      
707-857 A GYVLCA11RS0  9740 PACIFIC BELL 722      
707-857 0 SNFCCA01XGX  516C AT&T CORP. 722   2011-05-16   
707-857 1 GYVLCA11RS0  9740 PACIFIC BELL 722      
707-857 2 GYVLCA11RS0  9740 PACIFIC BELL 722      
707-857 3 GYVLCA11RS0  9740 PACIFIC BELL 722      
707-857 4 GYVLCA11RS0  9740 PACIFIC BELL 722      
707-857 5 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2005-12-09   
707-857 6 OKLECAZVGT0  5562 METROPCS, INC. 722   2010-08-09   
707-857 7 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-14   
707-857 8   515J IP HORIZON LLC 722   2006-10-12   
707-857 9 GYVLCA11RS0  9740 PACIFIC BELL 722      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.