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 13, CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
213-957 0   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 1   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 2   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 3   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2025-10-04   
213-957 4   6529 T-MOBILE USA, INC. 730   2025-12-15   
213-957 5   6529 T-MOBILE USA, INC. 730   2025-12-15   
213-957 6   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730   2025-06-02   
213-957 7   114J EXIANT COMMUNICATIONS LLC 730   2026-05-05   
213-982 A TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
213-982 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-06   
213-982 1 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-06   
213-982 2 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-09-06   
213-982 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
213-982 4 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
213-982 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
213-982 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
213-982 7 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
213-982 8 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
213-982 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2024-08-12   
323-202 A LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-202 0 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-07-17   
323-202 1 LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-202 2 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2016-12-08   
323-202 3 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-12-11   
323-202 4 LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
323-202 5 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-01-21   
323-202 6 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2004-01-21   
323-202 7 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2004-02-04   
323-202 8 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2004-03-29   
323-202 9 TRNECAGB7MD  6529 T-MOBILE USA, INC. 730   2005-01-14   
323-209 A   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-209 0 CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730   2024-11-29   
323-209 1   515J IP HORIZON LLC 730   2003-10-12   
323-209 2   515J IP HORIZON LLC 730   2003-10-12   
323-209 3   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-209 4   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
323-209 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-02-26   
323-209 6 BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730   2008-10-15   
323-209 7 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2004-05-09   
323-209 8 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2004-04-04   
323-209 9 TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730   2010-01-23   
323-218 A TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2024-02-09   
323-218 0 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2010-10-16   
323-218 1 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2007-06-23   
323-218 2 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 3 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 4 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 5 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-05-26   
323-218 6 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2003-08-24   
323-218 7 LSANCARCD3S  649C ONVOY, LLC - CA 730   2016-12-17   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.