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.

Los Angeles: DA 11, CA

<< 1 2 3 4 5 6 7

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
323-902 4 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-04-18   
323-902 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-06-20   
323-902 6 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-09-30   
323-902 7 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-12-31   
323-902 8 SNANCALWDS0  7262 XO CALIFORNIA, INC. 730      
323-902 9 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-04-18   
323-927 A LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-927 0 LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-927 1 LSANCARCD3S  649C ONVOY, LLC - CA 730      
323-927 2 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
323-927 3 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2020-04-05   
323-927 4 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-927 5 LSANCA03GMD  624H ONVOY SPECTRUM, LLC 730   2021-04-21   
323-927 6 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-927 7 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-09-21   
323-927 8 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-927 9 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-989 A BLFLCA01DS0  8322 MPOWER COMMUNICATIONS CORP. - CA 730      
323-989 0 BLFLCA01DS0  8322 MPOWER COMMUNICATIONS CORP. - CA 730      
323-989 1 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-22   
323-989 2 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-09   
323-989 3 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-09   
323-989 4 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-09   
323-989 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2012-06-09   
323-989 6 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-04-18   
323-989 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-09-03   
323-989 8 LSANCARC80Z  9262 UTILITY TELECOM GROUP, LLC - CA 730   2006-05-25   
323-989 9 LSANCARCD3S  649C ONVOY, LLC - CA 730   2011-01-21   
323-998 A LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-998 0 SHOKCA022MD  576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2013-08-22   
323-998 1 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-998 2 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-998 3 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2007-11-07   
323-998 4 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-998 5 LSANCARCD3S  649C ONVOY, LLC - CA 730   2013-10-03   
323-998 6 SNANCALWDS0  7262 XO CALIFORNIA, INC. 730   2005-09-12   
323-998 7 SNANCALWDS0  7262 XO CALIFORNIA, INC. 730   2005-09-12   
323-998 8 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-22   
323-998 9 LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      

<< 1 2 3 4 5 6 7

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.