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.

OCN: 671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
415-758 A Corte Madera CA SNJSCAYB0MD  722      
415-758 5 Corte Madera CA SNJSCAYB0MD  722      
415-758 9 Corte Madera CA SNJSCAYB0MD  722      
415-761 8 Novato CA SNJSCAYB0MD  722   2013-08-31   
415-766 6 San Francisco: Central DA CA SNJSCAYB0MD  722   2010-09-03   
415-767 3 San Francisco: Central DA CA SNJSCAYB0MD  722   2013-05-23   
415-767 4 San Francisco: Central DA CA SNJSCAYB0MD  722   2013-05-23   
415-780 6 San Francisco: Central DA CA SNJSCAYB0MD  722   2014-01-20   
415-780 7 San Francisco: Central DA CA SNJSCAYB0MD  722   2014-01-20   
415-796 7 San Francisco: Central DA CA SNJSCAYB0MD  722   2010-03-08   
415-798 3 Novato CA SNJSCAYB0MD  722   2007-12-27   
415-798 5 Novato CA SNJSCAYB0MD  722   2007-03-11   
415-799 A San Francisco: Juniper DA CA SNJSCAYB0MD  722      
415-799 0 San Francisco: Juniper DA CA SNJSCAYB0MD  722      
415-814 8 San Francisco: Central DA CA SNJSCAYB0MD  722   2006-09-15   
415-820 A San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 0 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 1 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 2 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 3 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 4 San Francisco: Central DA CA SNJSCAYB0MD  722   2010-03-08   
415-820 5 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 6 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 7 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-820 9 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-821 8 San Francisco: Central DA CA SNJSCAYB0MD  722   2010-03-08   
415-825 A San Francisco: Juniper DA CA SNJSCAYB0MD  722      
415-825 1 San Francisco: Juniper DA CA SNJSCAYB0MD  722      
415-825 4 San Francisco: Juniper DA CA SNJSCAYB0MD  722      
415-825 9 San Francisco: Juniper DA CA SNJSCAYB0MD  722      
415-829 A San Francisco: Central DA CA SNJSCAYB0MD  722      
415-829 0 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-829 1 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-829 4 San Francisco: Central DA CA SNJSCAYB0MD  722      
415-842 8 Ignacio CA SNJSCAYB0MD  722   2013-05-26   
415-848 7 San Francisco: Central DA CA SNJSCAYB0MD  722   2006-11-19   
415-848 8 San Francisco: Central DA CA SNJSCAYB0MD  722   2006-11-19   
415-852 4 San Francisco: Central DA CA SNJSCAYB0MD  722   2011-03-29   
415-852 5 San Francisco: Central DA CA SNJSCAYB0MD  722   2011-03-29   
415-857 6 San Francisco: Central DA CA SNJSCAYB0MD  722   2011-06-28   
415-857 7 San Francisco: Central DA CA SNJSCAYB0MD  722   2011-06-28   
415-857 8 San Francisco: Central DA CA SNJSCAYB0MD  722   2011-06-28   
415-875 7 San Francisco: Central DA CA SNJSCAYB0MD  722   2007-02-16   
415-906 8 San Francisco: Central DA CA SNJSCAYB0MD  722   2011-09-04   
415-926 6 San Francisco: Central DA CA SNJSCAYB0MD  722   2011-09-17   
415-930 7 San Francisco: Central DA CA SNJSCAYB0MD  722   2014-04-11   
415-930 8 San Francisco: Central DA CA SNJSCAYB0MD  722   2014-04-11   
415-935 2 San Francisco: Central DA CA SNJSCAYB0MD  722   2008-11-16   
415-937 A Belvedere CA SNJSCAYB0MD  722      
415-937 9 Belvedere CA SNJSCAYB0MD  722      

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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