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: LSANCAJWDS5

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
424-209 A Culver City CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2007-03-01   
424-781 A Malibu CA 258E YMAX COMMUNICATIONS CORP. - CA 730      
626-789 A Alhambra CA 258E YMAX COMMUNICATIONS CORP. - CA 730      
818-453 A Van Nuys CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-11-27   
909-271 A Rialto CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-03-28   
949-208 A Irvine CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-11-27   
951-263 A Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-03-19   
951-267 A Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-04-08   
951-286 A Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-10-18   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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