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: 7718 LEVEL 3 TELECOM OF CALIFORNIA, LP - CA

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
925-379 3 Pleasanton CA   722   2015-01-01   
925-379 4 Pleasanton CA   722   2015-01-01   
925-379 5 Pleasanton CA   722   2015-01-01   
925-379 6 Pleasanton CA   722   2015-01-01   
925-379 7 Pleasanton CA   722   2015-01-01   
925-379 8 Pleasanton CA   722   2015-01-01   
925-379 9 Pleasanton CA   722   2015-01-01   
925-475 1 Pleasanton CA OKLDCAEBDS0  722      
925-475 2 Pleasanton CA OKLDCAEBDS0  722      
925-543 4 Bishop Ranch CA OKLDCAEBDS0  722   2014-05-16   
925-660 A Pleasanton CA OKLDCAEBDS0  722      
925-660 1 Pleasanton CA OKLDCAEBDS0  722      
925-660 3 Pleasanton CA OKLDCAEBDS0  722      
925-660 4 Pleasanton CA OKLDCAEBDS0  722   2013-04-08   
925-701 4 Pleasanton CA OKLDCAEBDS0  722   2014-04-03   
925-701 5 Pleasanton CA OKLDCAEBDS0  722   2014-04-03   
925-701 6 Pleasanton CA OKLDCAEBDS0  722   2014-04-03   
925-758 7 Livermore CA OKLDCAEBDS0  722   2020-04-04   
925-843 A Bishop Ranch CA OKLDCAEBDS0  722      
925-843 0 Bishop Ranch CA   722   2010-06-27   
925-843 1 Bishop Ranch CA   722   2010-06-27   
925-843 2 Bishop Ranch CA   722   2010-06-27   
925-843 3 Bishop Ranch CA   722   2010-06-27   
925-843 4 Bishop Ranch CA   722   2010-06-27   
925-843 5 Bishop Ranch CA   722   2010-06-27   
925-843 6 Bishop Ranch CA   722   2010-06-27   
925-843 7 Bishop Ranch CA   722   2010-06-27   
925-843 8 Bishop Ranch CA   722   2010-06-27   
925-843 9 Bishop Ranch CA   722   2010-06-27   
925-953 A Walnut Creek CA OKLDCAEBDS0  722      
925-953 1 Walnut Creek CA OKLDCAEBDS0  722      
925-953 5 Walnut Creek CA OKLDCAEBDS0  722      
925-953 6 Walnut Creek CA OKLDCAEBDS0  722      
925-953 7 Walnut Creek CA OKLDCAEBDS0  722      
925-953 9 Walnut Creek CA OKLDCAEBDS0  722      
925-968 7 Bishop Ranch CA OKLDCAEBDS0  722   2013-05-07   
949-202 3 Irvine CA IRVECAJTDS0  730   2009-06-26   
949-242 8 Irvine CA IRVECAJTDS0  730   2007-05-09   
949-297 A Saddleback Valley CA IRVECAJTDS0  730      
949-297 0 Saddleback Valley CA IRVECAJTDS0  730      
949-297 1 Saddleback Valley CA IRVECAJTDS0  730      
949-297 5 Saddleback Valley CA IRVECAJTDS0  730      
949-297 9 Saddleback Valley CA IRVECAJTDS0  730      
949-299 3 Irvine CA IRVECAJTRS0  730   2016-01-24   
949-308 6 Irvine CA IRVECAJTRS0  730   2017-08-21   
949-372 A Irvine CA IRVECAJTRS0  730      
949-372 3 Irvine CA IRVECAJTRS0  730   2015-03-05   
949-381 4 Irvine CA IRVECAJTRS0  730   2012-10-27   
949-381 6 Irvine CA IRVECAJTRS0  730   2012-10-27   
949-383 2 Irvine CA IRVECAJTRS0  730   2013-01-22   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 >>

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.