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.

NPA: 408 [Rate centres in NPA 408] [Dial plan for NPA 408]

NXX: 565

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-565 A San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 0 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 1 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 2 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 3 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 4 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 5 San Jose: West DA CA OKLECAZVGT0  6529 T-MOBILE USA, INC. 722   2005-09-01   
408-565 6 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 7 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      
408-565 8 San Jose: West DA CA SNFCCASY5MD  8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2006-06-02   
408-565 9 San Jose: West DA CA SNTCCA01DS1  9740 PACIFIC BELL 722      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.