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 10, CA

<< 1 2 3 4 5 6 7 8 9 10 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
213-378 5   6529 T-MOBILE USA, INC. 730   2014-12-15   
213-378 6   6529 T-MOBILE USA, INC. 730   2014-12-15   
213-378 7   6529 T-MOBILE USA, INC. 730   2014-12-15   
213-378 8   6529 T-MOBILE USA, INC. 730   2014-12-15   
213-378 9   6529 T-MOBILE USA, INC. 730   2019-06-21   
213-380 A LSANCA11DS2  9740 PACIFIC BELL 730      
213-381 A LSANCA11DS1  9740 PACIFIC BELL 730      
213-382 A LSANCA11DS1  9740 PACIFIC BELL 730      
213-383 A LSANCA11DS2  9740 PACIFIC BELL 730      
213-384 A LSANCA11DS1  9740 PACIFIC BELL 730      
213-385 A LSANCA11DS2  9740 PACIFIC BELL 730      
213-386 A LSANCA11DS2  9740 PACIFIC BELL 730      
213-387 A LSANCA11DS1  9740 PACIFIC BELL 730      
213-388 A LSANCA11DS1  9740 PACIFIC BELL 730      
213-389 A LSANCA11DS1  9740 PACIFIC BELL 730      
213-401 A LSANCA03DS3  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-401 0   649C ONVOY, LLC - CA 730   2011-12-10   
213-401 1   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-401 2   649C ONVOY, LLC - CA 730   2008-03-26   
213-401 3   7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
213-401 4   649C ONVOY, LLC - CA 730   2011-12-10   
213-401 5   899D METROPCS NETWORKS, LLC 730   2009-01-16   
213-401 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-05-21   
213-401 7   649C ONVOY, LLC - CA 730   2011-12-10   
213-401 8   899D METROPCS NETWORKS, LLC 730   2011-06-13   
213-401 9   649C ONVOY, LLC - CA 730   2011-12-10   
213-413 A LSANCA06DS0  9740 PACIFIC BELL 730      
213-423 A LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
213-423 0   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2017-01-09   
213-423 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-01-10   
213-423 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-01-10   
213-423 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-01-10   
213-423 4   649C ONVOY, LLC - CA 730   2017-03-18   
213-423 5   649C ONVOY, LLC - CA 730   2017-03-18   
213-423 6   649C ONVOY, LLC - CA 730   2017-03-18   
213-423 7   073H TELNYX LLC 730   2017-03-24   
213-423 8   899D METROPCS NETWORKS, LLC 730   2017-01-10   
213-423 9   899D METROPCS NETWORKS, LLC 730   2017-01-10   
213-427 A LSANCA11DS1  9740 PACIFIC BELL 730      
213-429 A LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
213-429 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-07-01   
213-429 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-07-01   
213-429 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-07-01   
213-429 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-07-01   
213-429 4   649C ONVOY, LLC - CA 730   2017-07-02   
213-429 5   6529 T-MOBILE USA, INC. 730   2019-06-21   
213-429 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-04-20   
213-429 7   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2017-07-07   
213-429 8   899D METROPCS NETWORKS, LLC 730   2017-07-07   
213-429 9   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2017-07-02   
213-432 A TRNECAGB7MD  899D METROPCS NETWORKS, LLC 730      
213-432 0   899D METROPCS NETWORKS, LLC 730   2017-05-20   
213-432 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-05-27   
213-432 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-05-27   
213-432 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-05-27   
213-432 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-05-27   
213-432 5   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-05-27   
213-432 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2017-05-27   
213-432 7   6529 T-MOBILE USA, INC. 730   2017-05-21   
213-432 8   6529 T-MOBILE USA, INC. 730   2017-05-21   
213-432 9   899D METROPCS NETWORKS, LLC 730   2017-05-20   
213-433 A LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
213-433 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2018-05-22   
213-433 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2018-05-22   
213-433 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2018-05-22   
213-433 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2018-05-22   
213-433 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-04-20   
213-433 5   981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-04-20   
213-433 6   981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-04-20   
213-433 7   981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-04-20   
213-433 8   899D METROPCS NETWORKS, LLC 730   2018-05-25   
213-433 9   899D METROPCS NETWORKS, LLC 730   2018-05-25   
213-436 A LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730      
213-436 0   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-18   
213-436 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-18   
213-436 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-18   
213-436 3   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-18   
213-436 4   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-05-18   
213-436 5   6529 T-MOBILE USA, INC. 730   2015-05-19   
213-436 6   6529 T-MOBILE USA, INC. 730   2015-05-19   
213-436 7   6529 T-MOBILE USA, INC. 730   2015-05-19   
213-436 8   6529 T-MOBILE USA, INC. 730   2015-05-19   
213-436 9   6529 T-MOBILE USA, INC. 730   2015-05-19   
213-467 A LSANCA11DS0  9740 PACIFIC BELL 730      
213-471 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
213-471 0   899D METROPCS NETWORKS, LLC 730   2014-09-16   
213-471 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2013-05-03   
213-471 2   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2004-07-03   
213-471 3   899D METROPCS NETWORKS, LLC 730   2005-04-03   
213-471 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
213-471 5   899D METROPCS NETWORKS, LLC 730   2011-05-19   
213-471 6   899D METROPCS NETWORKS, LLC 730   2003-09-20   
213-471 7   649C ONVOY, LLC - CA 730   2012-12-30   
213-471 8   373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2018-09-20   
213-471 9   6529 T-MOBILE USA, INC. 730   2022-04-19   
213-478 A BLTNCAADPS2  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
213-478 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 730      
213-478 1   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-12-11   
213-478 2   981E BANDWIDTH.COM CLEC, LLC - CA 730   2011-12-11   
213-478 3   649C ONVOY, LLC - CA 730   2011-12-10   

<< 1 2 3 4 5 6 7 8 9 10 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.