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 06, CA

<< 1 2 3 4 5 6 7 8 9 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
323-204 0   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-204 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-11-19   
323-204 2   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   
323-204 3   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-204 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2024-12-02   
323-204 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2009-11-18   
323-204 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   
323-204 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   
323-204 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   
323-204 9   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-214 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-214 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-214 1   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-214 2   478A DMR COMMUNICATIONS INC. - CA 730   2006-11-02   
323-214 3   649C ONVOY, LLC - CA 730   2019-12-12   
323-214 4   9740 PACIFIC BELL 730   2009-12-07   
323-214 5   899D METROPCS NETWORKS, LLC 730   2010-01-31   
323-214 6   899D METROPCS NETWORKS, LLC 730   2011-04-07   
323-214 7   649C ONVOY, LLC - CA 730   2023-10-20   
323-214 8   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2005-09-15   
323-214 9   899D METROPCS NETWORKS, LLC 730   2010-01-31   
323-237 A TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
323-237 0   899D METROPCS NETWORKS, LLC 730   2010-07-25   
323-237 1   899D METROPCS NETWORKS, LLC 730   2010-07-25   
323-237 2   899D METROPCS NETWORKS, LLC 730   2010-07-25   
323-237 3   899D METROPCS NETWORKS, LLC 730   2010-07-25   
323-237 4   899D METROPCS NETWORKS, LLC 730   2010-09-12   
323-237 5   899D METROPCS NETWORKS, LLC 730   2010-09-12   
323-237 6   899D METROPCS NETWORKS, LLC 730   2010-10-11   
323-237 7   899D METROPCS NETWORKS, LLC 730   2010-10-11   
323-237 8   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-28   
323-237 9   981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-28   
323-249 A SGATCA01DS0  9740 PACIFIC BELL 730      
323-277 A HNPKCA01DS0  9740 PACIFIC BELL 730      
323-282 A LSANCA03DS7  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-282 0   899D METROPCS NETWORKS, LLC 730   2008-02-15   
323-282 1   899D METROPCS NETWORKS, LLC 730   2008-02-15   
323-282 2   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-282 3   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2006-07-14   
323-282 4   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-282 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2007-12-04   
323-282 6   899D METROPCS NETWORKS, LLC 730   2008-02-15   
323-282 7   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-15   
323-282 8   899D METROPCS NETWORKS, LLC 730   2008-02-15   
323-282 9   899D METROPCS NETWORKS, LLC 730   2008-02-15   
323-310 A LSANCARCD3S  649C ONVOY, LLC - CA 730   2024-01-23   
323-310 0   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 1   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 2   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 3   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 4   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 5   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 6   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 7   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 8   649C ONVOY, LLC - CA 730   2016-01-21   
323-310 9   649C ONVOY, LLC - CA 730   2016-01-21   
323-312 A IRVNCASM1MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-312 0   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-312 1   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730      
323-312 2   671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 730   2011-03-02   
323-312 3   649C ONVOY, LLC - CA 730   2011-03-14   
323-312 4   899D METROPCS NETWORKS, LLC 730   2011-03-13   
323-312 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-02-11   
323-312 6   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2023-09-08   
323-312 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-11-04   
323-312 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-11-04   
323-312 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-11-04   
323-319 A   829J PAETEC ITEL, LLC 730      
323-319 0   829J PAETEC ITEL, LLC 730      
323-319 1   829J PAETEC ITEL, LLC 730      
323-319 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-03-13   
323-319 3   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-09-02   
323-319 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2003-01-10   
323-319 5   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-15   
323-319 6   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2005-07-15   
323-319 7   899D METROPCS NETWORKS, LLC 730   2008-02-15   
323-319 8   899D METROPCS NETWORKS, LLC 730   2008-03-15   
323-319 9   829J PAETEC ITEL, LLC 730      
323-326 A BELLCA11DS0  9740 PACIFIC BELL 730      
323-326 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2005-06-24   
323-326 1   9740 PACIFIC BELL 730      
323-326 2   899D METROPCS NETWORKS, LLC 730   2008-03-15   
323-326 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-10-09   
323-326 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-10-09   
323-326 5   899D METROPCS NETWORKS, LLC 730   2011-03-13   
323-326 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   
323-326 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-07-08   
323-326 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-09-10   
323-326 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2004-09-10   
323-351 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-351 0   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-10-04   
323-351 1   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-08-19   
323-351 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
323-351 3   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-08-19   
323-351 4   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-25   
323-351 5   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-25   
323-351 6   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-25   
323-351 7   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-25   
323-351 8   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-25   
323-351 9   6006 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA 730   2003-09-25   

<< 1 2 3 4 5 6 7 8 9 >>

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.