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.

Downey, CA

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
562-396 3 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-08-29   
562-396 4 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-21   
562-396 5 LSANCA039MD  981E BANDWIDTH.COM CLEC, LLC - CA 730   2008-11-21   
562-396 6 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2004-11-05   
562-396 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-01-07   
562-396 8 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2005-02-03   
562-396 9 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2012-12-30   
562-399 A LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730      
562-399 0 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2019-02-04   
562-399 1 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-03-22   
562-399 2 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-01-12   
562-399 3 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-12-13   
562-399 4 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-12-13   
562-399 5 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2020-01-11   
562-399 6 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2020-01-11   
562-399 7 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2020-01-11   
562-399 8 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2018-11-19   
562-399 9 LSANCAJWDS9  373F PEERLESS NETWORK OF CALIFORNIA, LLC - CA 730   2018-11-18   
562-401 A DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 0 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 1 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 2 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 3 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2016-04-06   
562-401 4 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 5 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 6 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 7 GRDNCA02KMD  7139 TELEPORT COMMUNICATIONS AMERICA, LLC - CA 730      
562-401 8 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-401 9 DWNYCAXG80G  2319 FRONTIER CALIFORNIA INC. 730      
562-413 A CYCMCALLCM5  6010 NEW CINGULAR WIRELESS PCS, LLC 730      
562-414 A TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730      
562-414 0 LNBHCAXPXQX  981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-05-16   
562-414 1 LSANCAJW6MD  073H TELNYX LLC 730   2019-12-01   
562-414 2 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2020-01-07   
562-414 3 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2019-05-10   
562-414 4 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2019-05-10   
562-414 5 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2019-05-10   
562-414 6 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2019-05-10   
562-414 7 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2020-01-07   
562-414 8 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2019-05-07   
562-414 9 TRNECAGBGT3  899D METROPCS NETWORKS, LLC 730   2019-05-06   
562-416 A   6529 T-MOBILE USA, INC. 730      
562-416 0 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-04-18   
562-416 1 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
562-416 2 LNBHCAXPXBY  649C ONVOY, LLC - CA 730   2012-12-30   
562-416 3 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
562-416 4 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
562-416 5 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730      
562-416 6 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-03-22   
562-416 7 TRNECAGBGT3  6529 T-MOBILE USA, INC. 730   2015-03-22   

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

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.