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.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
424-371 5 West Los Angeles CA   730   2014-12-11   
424-372 3 West Los Angeles CA   730   2015-08-27   
424-372 9 West Los Angeles CA   730   2015-04-27   
424-374 4 Hawthorne CA   730   2015-08-31   
424-374 8 Hawthorne CA   730   2014-12-17   
424-378 1 Lomita CA   730   2015-04-27   
424-382 1 Beverly Hills CA   730   2015-01-25   
424-383 1 Redondo CA   730   2014-12-30   
424-384 5 Santa Monica: Mar Vista DA CA   730   2015-06-24   
424-387 8 Santa Monica: Santa Monica DA CA   730   2015-04-27   
424-390 4 Redondo CA   730   2016-10-31   
424-390 8 Redondo CA   730   2017-04-06   
424-393 4 Inglewood CA   730   2015-04-27   
424-396 3 Compton: Gardena DA CA   730   2015-06-04   
424-398 A Redondo CA   730      
424-398 0 Redondo CA   730   2015-07-31   
424-402 8 West Los Angeles CA   730   2016-10-28   
424-403 4 Compton: Compton DA CA   730   2017-09-20   
424-406 2 Compton: Compton DA CA   730   2018-09-21   
424-406 8 Compton: Compton DA CA   730   2018-11-22   
424-406 9 Compton: Compton DA CA   730   2018-11-22   
424-409 0 Redondo CA   730   2018-05-07   
424-433 A Santa Monica: Santa Monica DA CA   730      
424-433 8 Santa Monica: Santa Monica DA CA   730   2017-05-25   
424-434 A Culver City CA   730      
424-434 0 Culver City CA   730   2019-07-06   
424-434 1 Culver City CA   730   2019-07-06   
424-434 2 Culver City CA   730   2019-07-06   
424-434 3 Culver City CA   730   2019-07-06   
424-443 5 Santa Monica: Mar Vista DA CA   730   2015-11-29   
424-452 6 Redondo CA   730   2016-07-20   
424-456 A Hawthorne CA   730      
424-456 4 Hawthorne CA   730   2007-01-10   
424-456 6 Hawthorne CA   730   2016-10-06   
424-456 7 Hawthorne CA   730   2007-09-21   
424-456 9 Hawthorne CA   730   2007-09-21   
424-465 9 West Los Angeles CA   730   2012-11-22   
424-475 4 Torrance CA   730   2022-11-21   
424-477 5 San Pedro CA   730   2007-03-13   
424-488 2 Torrance CA   730   2013-08-22   
424-500 2 Santa Monica: Mar Vista DA CA   730   2012-03-29   
424-512 9 Beverly Hills CA   730   2017-04-21   
424-523 3 Culver City CA   730   2016-02-17   
424-526 1 Santa Monica: Mar Vista DA CA   730   2016-06-10   
424-527 0 Beverly Hills CA   730   2015-09-02   
424-528 2 Compton: Gardena DA CA   730   2017-09-20   
424-532 2 Culver City CA   730   2015-09-14   
424-535 3 West Los Angeles CA   730   2016-02-27   
424-536 3 San Pedro CA   730   2015-08-27   
424-536 4 San Pedro CA   730   2016-05-12   
424-541 7 Inglewood CA   730   2017-12-14   
424-541 9 Inglewood CA   730   2018-10-27   
424-558 8 Torrance CA   730   2007-01-10   
424-570 0 San Pedro CA   730   2013-08-19   
424-581 4 Santa Monica: Santa Monica DA CA   730   2016-06-10   
424-581 6 Santa Monica: Santa Monica DA CA   730   2016-02-27   
424-731 7 Torrance CA   730   2008-12-19   
424-744 8 Santa Monica: Santa Monica DA CA   730   2009-01-19   
424-750 9 Inglewood CA   730   2007-09-11   
424-777 0 Beverly Hills CA   730   2011-01-10   
424-785 5 Compton: Compton DA CA   730   2008-01-18   
424-785 6 Compton: Compton DA CA   730   2008-01-18   
424-785 7 Compton: Compton DA CA   730   2007-03-13   
424-785 8 Compton: Compton DA CA   730   2007-04-13   
424-800 2 Inglewood CA   730   2012-03-24   
424-832 3 West Los Angeles CA   730   2007-12-28   
424-832 7 West Los Angeles CA   730   2007-12-28   
424-835 A Santa Monica: Mar Vista DA CA   730      
424-835 4 Santa Monica: Mar Vista DA CA   730   2008-09-07   
424-835 8 Santa Monica: Mar Vista DA CA   730   2012-06-08   
430-213 8 Malakoff TX   552   2023-06-11   
430-220 5 Brashear TX   552   2022-03-26   
430-223 4 Pickton TX   552   2022-05-22   
430-225 1 Streetman TX   552   2024-06-16   
430-227 1 DeKalb TX   554   2024-03-24   
430-229 A Gladebranch TX   554      
430-229 1 Gladebranch TX   554   2022-10-30   
430-233 A Vivian TX   486   2025-03-31   
430-233 3 Vivian TX   486   2025-04-01   
430-238 1 Deport TX   552   2023-11-17   
430-242 1 Greenville TX   552   2020-10-04   
430-245 3 Koon Kreek TX   552   2023-06-11   
430-246 1 Tucker TX   552   2023-10-22   
430-250 1 Grand Saline TX   552   2023-08-13   
430-254 1 Redwater TX   554   2024-01-19   
430-263 1 Marquez TX   552   2024-05-12   
430-264 9 New London TX   554   2024-12-29   
430-268 1 Negley TX   552   2023-11-05   
430-271 8 Gladewater TX   554   2025-01-26   
430-272 7 Athens TX   552   2023-06-11   
430-273 1 Oakland TX   552   2023-09-17   
430-283 1 Arp TX   554   2025-01-19   
430-284 1 Douglassville TX   554   2024-02-11   
430-289 A Cumby TX   552      
430-289 1 Cumby TX   552   2022-04-24   
430-290 4 Detroit TX   552   2023-09-24   
430-296 1 Bagwell TX   552   2023-07-23   
430-297 4 Mount Pleasant TX   554   2022-12-25   
430-298 A Canton TX   552      
430-298 1 Canton TX   552   2022-11-27   

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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