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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-822 A Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 0 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 1 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 2 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 3 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 4 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 5 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 6 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 7 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 8 Sunnyvale CA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-822 9 Sunnyvale CA   8826 LEVEL 3 COMMUNICATIONS, LLC - CA 722   2012-06-09   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.