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]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
424-396 A Compton: Gardena DA CA   6529 T-MOBILE USA, INC. 730      
424-396 0 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2015-05-12   
424-396 1 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2015-05-12   
424-396 2 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2015-05-12   
424-396 3 Compton: Gardena DA CA   576C TIME WARNER CBL INFO SVCS (CA) DBA TIME WARNER CAB 730   2015-06-04   
424-396 4 Compton: Gardena DA CA   6664 SPRINT SPECTRUM L.P. 730   2015-05-11   
424-396 5 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2015-12-22   
424-396 6 Compton: Gardena DA CA   649C ONVOY, LLC - CA 730   2015-12-22   
424-396 7 Compton: Gardena DA CA   6529 T-MOBILE USA, INC. 730   2015-05-04   
424-396 8 Compton: Gardena DA CA   6529 T-MOBILE USA, INC. 730   2015-05-04   
424-396 9 Compton: Gardena DA CA   6529 T-MOBILE USA, INC. 730   2015-05-04   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.