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.

Kenwood, CA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
369-999 A SNFCCA21XCZ  252F WIDE VOICE, LLC - CA 722      
369-999 0 SNJUCACL8MD  145J TERRA NOVA TELECOM INC. 722   2023-07-11   
369-999 1   321J HD CARRIER LLC 722   2023-07-09   
369-999 7 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2023-08-23   
369-999 8 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2023-08-23   
369-999 9 SNFCCA21XCZ  252F WIDE VOICE, LLC - CA 722   2023-07-09   
707-282 A OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722      
707-282 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-282 1 SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-282 2 SNJSCAYB0MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 722   2002-09-22   
707-282 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2005-03-18   
707-282 4 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2004-12-05   
707-282 5 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-03-16   
707-282 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2006-01-09   
707-282 8   145J TERRA NOVA TELECOM INC. 722   2024-02-16   
707-282 9 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2007-03-22   
707-408 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-408 0 SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2008-09-05   
707-408 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-02-28   
707-408 2 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2009-02-25   
707-408 3 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2011-01-13   
707-408 4 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2012-09-07   
707-408 5 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
707-408 6 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
707-408 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2010-08-16   
707-408 8 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2015-06-18   
707-408 9 SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
707-801 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2024-01-21   
707-801 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2019-01-25   
707-801 1 SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2021-01-16   
707-801 2 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2019-04-11   
707-801 3 SNFCCAMKX5Y  506J TWILIO INTERNATIONAL, INC. 722   2020-10-01   
707-801 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2021-07-28   
707-801 5 SNFCCA21XPZ  553J WHITESKY COMMUNICATIONS, LLC 722   2021-09-16   
707-801 6 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2019-04-11   
707-801 7 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-07-23   
707-801 8 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2019-07-29   
707-801 9 SNFCCA21XNZ  624H ONVOY SPECTRUM, LLC 722   2021-11-07   
707-833 A KNWDCAXFDS0  2319 FRONTIER CALIFORNIA INC. 722      
707-833 0 OKLDCA03XOY  318J COMCAST IP PHONE, LLC 722   2017-04-07   
707-833 1 KNWDCAXFDS0  2319 FRONTIER CALIFORNIA INC. 722      
707-833 2 KNWDCAXFDS0  2319 FRONTIER CALIFORNIA INC. 722      
707-833 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
707-833 4 KNWDCAXFDS0  2319 FRONTIER CALIFORNIA INC. 722      
707-833 5 KNWDCAXFDS0  2319 FRONTIER CALIFORNIA INC. 722      
707-833 6 KNWDCAXFDS0  2319 FRONTIER CALIFORNIA INC. 722      
707-833 7 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2013-01-06   
707-833 8 SNJUCACL3MD  073H TELNYX LLC 722   2017-08-04   
707-833 9   515J IP HORIZON LLC 722   2006-09-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.