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.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
408-256 6 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-10-19   
408-256 7 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-10-19   
408-256 8 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-10-19   
408-300 6 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-12-15   
408-300 7 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-12-15   
408-345 6 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-12-16   
408-372 A San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722      
408-372 0 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-11-27   
408-372 1 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-11-27   
408-372 2 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-11-27   
408-372 3 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-11-27   
408-372 4 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-08-11   
408-372 5 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-08-11   
408-459 A San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722      
408-459 0 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-10-18   
408-459 1 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-10-18   
408-459 2 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-10-18   
408-459 3 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-10-18   
408-459 5 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-10-18   
408-498 1 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2011-09-29   
408-498 3 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2011-09-29   
408-514 9 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-09-15   
408-543 9 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-08-31   
408-550 9 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-03-04   
408-660 8 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-04-28   
408-663 9 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2011-01-10   
408-668 8 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-04-28   
408-668 9 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-04-28   
408-759 6 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-06-26   
408-759 7 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-06-26   
408-759 8 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-06-26   
408-764 6 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-05-26   
408-771 0 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-05-26   
408-775 6 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-08-11   
408-789 7 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-01-02   
408-791 8 San Jose: North DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2011-02-10   
408-844 3 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-05-26   
408-882 6 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2007-07-17   
408-900 9 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2011-05-20   
408-905 A San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722      
408-905 0 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-09-22   
408-905 1 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-09-22   
408-905 2 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-09-22   
408-905 3 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-09-22   
408-905 4 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-09-22   
408-905 5 San Jose: West DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2008-09-22   
408-912 8 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-03-31   
408-912 9 San Jose: South DA CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-03-31   
408-940 1 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-08-31   
408-940 4 Sunnyvale CA 258E YMAX COMMUNICATIONS CORP. - CA 722   2009-01-02   

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

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