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: 310 [Rate centres in NPA 310] [Dial plan for NPA 310]

Region: CA

OCN: 981E BANDWIDTH.COM CLEC, LLC - CA

1 2 3 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
310-241 3 San Pedro CA LSANCA039MD  730   2000-02-26   
310-263 8 Hawthorne CA LSANCA039MD  730   2005-02-07   
310-272 5 Beverly Hills CA LSANCA039MD  730   2011-05-07   
310-289 3 Beverly Hills CA LSANCA039MD  730   2019-06-14   
310-363 0 Hawthorne CA LSANCA039MD  730   2009-08-17   
310-400 0 Compton: Gardena DA CA LSANCA039MD  730   2010-02-27   
310-400 6 Compton: Gardena DA CA LSANCA039MD  730   2010-02-27   
310-421 1 Redondo CA LSANCA039MD  730   2000-12-27   
310-421 8 Redondo CA LSANCA039MD  730   2010-03-23   
310-426 8 El Segundo CA LSANCA039MD  730   2011-05-21   
310-431 9 Inglewood CA LSANCA039MD  730   2010-02-27   
310-438 5 Compton: Compton DA CA LSANCA039MD  730   2011-02-17   
310-438 6 Compton: Compton DA CA LSANCA039MD  730   2011-02-17   
310-461 2 Beverly Hills CA LSANCA039MD  730   2013-05-08   
310-461 7 Beverly Hills CA LSANCA039MD  730   2013-05-08   
310-461 8 Beverly Hills CA LSANCA039MD  730   2012-07-05   
310-464 2 Compton: Gardena DA CA LSANCA039MD  730   2012-06-01   
310-494 6 Malibu CA LSANCA039MD  730   2009-08-17   
310-496 6 Santa Monica: Santa Monica DA CA LSANCA039MD  730      
310-496 7 Santa Monica: Santa Monica DA CA LSANCA039MD  730      
310-504 2 Redondo CA LSANCA039MD  730   2013-07-01   
310-504 3 Redondo CA LSANCA039MD  730   2013-07-01   
310-507 9 San Pedro CA LSANCA039MD  730   2012-11-25   
310-513 5 San Pedro CA LSANCA039MD  730   2010-11-01   
310-554 8 Compton: Compton DA CA LSANCA039MD  730   2018-04-27   
310-564 3 Santa Monica: Santa Monica DA CA LSANCA039MD  730      
310-564 4 Santa Monica: Santa Monica DA CA LSANCA039MD  730      
310-564 5 Santa Monica: Santa Monica DA CA LSANCA039MD  730      
310-564 6 Santa Monica: Santa Monica DA CA LSANCA039MD  730   2009-08-17   
310-564 9 Santa Monica: Santa Monica DA CA LSANCA039MD  730      
310-571 5 West Los Angeles CA LSANCA039MD  730   2009-08-17   
310-571 8 West Los Angeles CA LSANCA039MD  730   2009-08-17   
310-596 1 Culver City CA LSANCA039MD  730   2013-06-11   
310-596 5 Culver City CA LSANCA039MD  730   2013-01-17   
310-596 6 Culver City CA LSANCA039MD  730   2013-01-17   
310-596 7 Culver City CA LSANCA039MD  730   2013-01-17   
310-602 6 Lomita CA LSANCA039MD  730   2003-02-11   
310-620 3 Beverly Hills CA LSANCA039MD  730   2017-08-12   
310-626 1 Lomita CA LSANCA039MD  730   2011-06-23   
310-692 1 Inglewood CA LSANCA039MD  730   2010-10-20   
310-692 4 Inglewood CA LSANCA039MD  730   2010-03-23   
310-692 8 Inglewood CA LSANCA039MD  730   2012-09-22   
310-692 9 Inglewood CA LSANCA039MD  730   2010-06-18   
310-694 0 West Los Angeles CA LSANCA039MD  730   2011-05-07   
310-695 2 Inglewood CA LNBHCAXPXQX  730   2001-10-08   
310-695 5 Inglewood CA LSANCA039MD  730   2002-08-05   
310-697 5 Redondo CA LSANCA039MD  730   2022-10-07   
310-730 A Culver City CA LSANCA039MD  730      
310-730 0 Culver City CA LSANCA039MD  730   2012-10-11   
310-730 1 Culver City CA LSANCA039MD  730   2012-10-11   

1 2 3 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.