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: 7262 XO CALIFORNIA, INC.

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
408-716 9 Sunnyvale CA FRMTCAEDDS2  722   2005-06-04   
408-724 5 San Jose: South DA CA FRMTCAEDDS2  722   2010-10-11   
408-724 6 San Jose: South DA CA FRMTCAEDDS2  722   2010-10-11   
408-731 9 Sunnyvale CA FRMTCAEDDS2  722   2006-09-15   
408-738 7 Sunnyvale CA FRMTCAEDDS2  722   2006-09-15   
408-753 A San Jose: West DA CA FRMTCAEDDS2  722      
408-753 1 San Jose: West DA CA FRMTCAEDDS2  722   2010-09-17   
408-753 2 San Jose: West DA CA FRMTCAEDDS2  722   2010-09-17   
408-753 3 San Jose: West DA CA FRMTCAEDDS2  722   2010-09-17   
408-753 4 San Jose: West DA CA FRMTCAEDDS2  722   2010-09-17   
408-786 A San Jose: North DA CA FRMTCAEDDS2  722      
408-786 0 San Jose: North DA CA FRMTCAEDDS2  722   2005-07-23   
408-840 8 Gilroy CA FRMTCAEDDS2  722   2006-04-01   
408-843 1 Gilroy CA FRMTCAEDDS2  722   2007-04-09   
408-872 4 Saratoga CA FRMTCAEDDS2  722   2006-11-18   
408-900 3 Sunnyvale CA FRMTCAEDDS2  722   2011-05-02   
408-900 4 Sunnyvale CA FRMTCAEDDS2  722   2011-05-02   
408-900 5 Sunnyvale CA FRMTCAEDDS2  722   2011-05-02   
408-900 7 Sunnyvale CA FRMTCAEDDS2  722   2011-05-02   
408-969 1 San Jose: West DA CA FRMTCAEDDS2  722   2008-05-30   
415-230 4 San Francisco: Central DA CA FRMTCAEDDS2  722   2008-05-03   
415-230 5 San Francisco: Central DA CA FRMTCAEDDS2  722   2008-05-03   
415-296 6 San Francisco: Central DA CA FRMTCAEDDS2  722   2008-11-10   
415-300 3 San Rafael CA FRMTCAEDDS2  722   2012-11-08   
415-324 8 Sausalito CA FRMTCAEDDS2  722   2006-06-22   
415-325 4 San Francisco: Juniper DA CA FRMTCAEDDS2  722   2006-09-01   
415-325 5 San Francisco: Juniper DA CA FRMTCAEDDS2  722   2009-07-13   
415-325 7 San Francisco: Juniper DA CA FRMTCAEDDS2  722   2005-06-02   
415-325 8 San Francisco: Juniper DA CA FRMTCAEDDS2  722   2005-06-02   
415-325 9 San Francisco: Juniper DA CA FRMTCAEDDS2  722   2005-06-02   
415-347 3 San Francisco: Juniper DA CA FRMTCAEDDS2  722   2007-08-20   
415-360 5 Mill Valley CA FRMTCAEDDS2  722   2007-04-15   
415-418 3 San Francisco: Montrose-Evergreen DA CA FRMTCAEDDS2  722   2007-06-09   
415-418 6 San Francisco: Montrose-Evergreen DA CA FRMTCAEDDS2  722   2007-06-09   
415-450 2 San Rafael CA FRMTCAEDDS2  722   2005-06-04   
415-450 3 San Rafael CA FRMTCAEDDS2  722   2005-06-04   
415-450 4 San Rafael CA FRMTCAEDDS2  722   2005-06-04   
415-463 2 San Francisco: Montrose-Evergreen DA CA FRMTCAEDDS2  722   2012-07-27   
415-475 7 Ignacio CA FRMTCAEDDS2  722   2007-06-01   
415-493 0 Novato CA FRMTCAEDDS2  722   2007-04-09   
415-493 7 Novato CA FRMTCAEDDS2  722   2006-04-01   
415-500 2 San Francisco: Central DA CA FRMTCAEDDS2  722   2010-12-20   
415-500 3 San Francisco: Central DA CA FRMTCAEDDS2  722   2010-12-20   
415-500 4 San Francisco: Central DA CA FRMTCAEDDS2  722   2010-12-20   
415-500 7 San Francisco: Central DA CA FRMTCAEDDS2  722   2010-12-20   
415-500 8 San Francisco: Central DA CA FRMTCAEDDS2  722   2010-12-20   
415-500 9 San Francisco: Central DA CA FRMTCAEDDS2  722   2010-12-20   
415-524 2 San Rafael CA FRMTCAEDDS2  722   2010-09-16   
415-524 4 San Rafael CA FRMTCAEDDS2  722   2006-11-17   
415-590 A San Francisco: Central DA CA FRMTCAEDDS2  722      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.