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.

Lakeport, CA

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
707-730 7 FRMTCAJYDS0  707H INTEGRATED PATH COMMUNICATIONS, LLC - CA 722   2018-07-13   
707-730 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2020-04-15   
707-730 9 SNJUCACL4MD  939H COMMIO, LLC 722   2022-10-13   
707-900 A SNFCCAMKDS3  649C ONVOY, LLC - CA 722      
707-900 0 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2011-05-14   
707-900 1 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2011-06-03   
707-900 2 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-23   
707-900 3 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-12-31   
707-900 4 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2013-01-06   
707-900 5 SNFCCA01XGX  516C AT&T CORP. 722   2011-05-26   
707-900 6 SNRSCA01KMD  7145 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 722   2012-08-01   
707-900 7 SNJUCACLDS1  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 722   2013-04-07   
707-900 8 HYWRCAMCDMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 722   2012-05-31   
707-900 9 SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2012-07-31   

<< 1 2

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.