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.

Highland, CA

<< 1 2 3 4

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
909-864 A HGLDCA11DS0  9740 PACIFIC BELL 730      
909-907 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
909-907 0 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-11-24   
909-907 1 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2008-06-20   
909-907 2 RVSDCALBCM4  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2005-11-25   
909-907 3 BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2023-11-12   
909-907 4 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-23   
909-907 5 ANHMCA01XEY  516C AT&T CORP. 730   2006-06-30   
909-907 6 SNBRCA01DS1  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2009-07-29   
909-907 7 IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2007-12-16   
909-907 8 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-08-28   
909-907 9 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-03-04   
909-936 A BLTNCAADGMD  6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730      

<< 1 2 3 4

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.