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.

Switch: LSANCA54DS7

<< 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 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
424-275 2 Redondo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-06-30   
424-275 6 Redondo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-03-05   
424-276 6 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-03-10   
424-276 7 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-11-20   
424-277 A El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-277 2 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-09-05   
424-277 3 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-09-05   
424-277 6 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-05-26   
424-277 8 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-08-27   
424-281 3 Beverly Hills CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-12-23   
424-281 6 Beverly Hills CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-06-16   
424-285 A Beverly Hills CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-285 1 Beverly Hills CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-03-02   
424-285 8 Beverly Hills CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-02-04   
424-286 A Compton: Gardena DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-286 2 Compton: Gardena DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2011-10-21   
424-286 4 Compton: Gardena DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2012-06-13   
424-287 4 San Pedro CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-01-29   
424-288 7 Beverly Hills CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-05-05   
424-289 6 Santa Monica: Mar Vista DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-11-04   
424-290 8 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-06-21   
424-291 4 Santa Monica: Santa Monica DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-08-09   
424-291 5 Santa Monica: Santa Monica DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-06-13   
424-292 6 Compton: Gardena DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-06-17   
424-293 A West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-293 3 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-04-04   
424-293 7 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-20   
424-295 0 Compton: Gardena DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-06-17   
424-295 7 Compton: Gardena DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-08-25   
424-295 8 Compton: Gardena DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-08-25   
424-296 A Compton: Compton DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-296 3 Compton: Compton DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-05-30   
424-296 4 Compton: Compton DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-05-30   
424-297 5 Hawthorne CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-02-03   
424-299 8 Santa Monica: Santa Monica DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-08-09   
424-301 2 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-03-30   
424-303 4 Beverly Hills CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2015-11-23   
424-320 A West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-320 0 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-04-12   
424-320 2 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-11-29   
424-320 3 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-11-29   
424-320 5 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-02-15   
424-320 6 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-02-15   
424-320 9 West Los Angeles CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-11-04   
424-321 4 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-08-16   
424-321 6 El Segundo CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-03-24   
424-322 A Santa Monica: Santa Monica DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730      
424-322 1 Santa Monica: Santa Monica DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2014-02-15   
424-322 2 Santa Monica: Santa Monica DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-22   
424-322 3 Santa Monica: Santa Monica DA CA 8826 LEVEL 3 COMMUNICATIONS, LLC - CA 730   2013-07-22   

<< 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 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.