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.

NPA: 424 [Rate centres in NPA 424] [Dial plan for NPA 424]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-370 3 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2016-03-14   
424-370 4 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2016-03-14   
424-370 5 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2016-03-14   
424-370 6 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2016-03-14   
424-370 7 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2016-03-14   
424-370 8 Compton: Compton DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-01-15   
424-370 9 Compton: Compton DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2016-01-15   
424-371 A West Los Angeles CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-371 0 West Los Angeles CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-11-18   
424-371 1 West Los Angeles CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2019-06-14   
424-371 2 West Los Angeles CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-11-15   
424-371 3 West Los Angeles CA   6529 T-MOBILE USA, INC. 730   2014-11-18   
424-371 4 West Los Angeles CA   6529 T-MOBILE USA, INC. 730   2014-11-18   
424-371 5 West Los Angeles CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2014-12-11   
424-371 6 West Los Angeles CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-01-01   
424-371 7 West Los Angeles CA   649C ONVOY, LLC - CA 730   2014-11-18   
424-371 8 West Los Angeles CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-01-01   
424-371 9 West Los Angeles CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-01-01   
424-372 A West Los Angeles CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-372 0 West Los Angeles CA   649C ONVOY, LLC - CA 730   2014-11-25   
424-372 1 West Los Angeles CA   649C ONVOY, LLC - CA 730   2014-11-25   
424-372 2 West Los Angeles CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-11-22   
424-372 3 West Los Angeles CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-08-27   
424-372 4 West Los Angeles CA   649C ONVOY, LLC - CA 730   2015-07-14   
424-372 5 West Los Angeles CA   649C ONVOY, LLC - CA 730   2015-07-14   
424-372 6 West Los Angeles CA   7453 U.S. TELEPACIFIC CORP. - CA 730   2014-12-18   
424-372 7 West Los Angeles CA   981E BANDWIDTH.COM CLEC, LLC - CA 730   2015-01-01   
424-372 8 West Los Angeles CA   649C ONVOY, LLC - CA 730   2015-04-07   
424-372 9 West Los Angeles CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-04-27   
424-373 A Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730      
424-373 0 Compton: Compton DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-12-01   
424-373 1 Compton: Compton DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-12-01   
424-373 2 Compton: Compton DA CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730   2014-12-01   
424-373 3 Compton: Compton DA CA   649C ONVOY, LLC - CA 730   2014-12-15   
424-373 4 Compton: Compton DA CA   649C ONVOY, LLC - CA 730   2014-12-15   
424-373 5 Compton: Compton DA CA   649C ONVOY, LLC - CA 730   2014-12-15   
424-373 6 Compton: Compton DA CA   649C ONVOY, LLC - CA 730   2014-12-15   
424-373 7 Compton: Compton DA CA   649C ONVOY, LLC - CA 730   2014-12-15   
424-373 8 Compton: Compton DA CA   649C ONVOY, LLC - CA 730   2014-12-15   
424-373 9 Compton: Compton DA CA   6529 T-MOBILE USA, INC. 730   2014-11-28   
424-374 A Hawthorne CA   6010 NEW CINGULAR WIRELESS PCS, LLC 730      
424-374 0 Hawthorne CA   649C ONVOY, LLC - CA 730   2014-12-22   
424-374 1 Hawthorne CA   649C ONVOY, LLC - CA 730   2014-12-22   
424-374 2 Hawthorne CA   649C ONVOY, LLC - CA 730   2014-12-22   
424-374 3 Hawthorne CA   649C ONVOY, LLC - CA 730   2014-12-22   
424-374 4 Hawthorne CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-08-31   
424-374 5 Hawthorne CA   6529 T-MOBILE USA, INC. 730   2019-08-30   
424-374 6 Hawthorne CA   6529 T-MOBILE USA, INC. 730   2015-03-13   
424-374 7 Hawthorne CA   6529 T-MOBILE USA, INC. 730   2015-02-06   
424-374 8 Hawthorne CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2014-12-17   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 >>

Last updated: Sat, 14 Sep 2019 01:44:23 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.