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 OCN LATA LIR Eff date Disc date
951-286 3 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-10-18   
951-286 4 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-10-18   
951-286 5 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-10-18   
951-286 6 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-10-18   
951-402 3 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-12-20   
951-402 4 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-05-19   
951-402 5 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-05-19   
951-402 6 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-04-15   
951-402 7 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-04-15   
951-402 8 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2007-07-29   
951-402 9 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-07-07   
951-530 9 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2009-08-20   
951-572 0 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-12-20   
951-732 9 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-12-16   
951-777 4 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2010-12-16   
951-777 5 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2010-12-16   
951-777 6 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2010-12-16   
951-777 8 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2010-12-16   
951-797 8 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-07-07   
951-797 9 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-07-07   
951-846 9 Banning CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2008-07-07   
951-888 6 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2011-07-07   
951-888 9 Riverside CA 258E YMAX COMMUNICATIONS CORP. - CA 730   2011-07-07   

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Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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