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: 484

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
408-484 A Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-484 0 Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-484 1 Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-484 2 Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      
408-484 3 Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2003-04-05   
408-484 4 Saratoga CA SNFCCA21XUY  981E BANDWIDTH.COM CLEC, LLC - CA 722   2010-09-09   
408-484 5 Saratoga CA SNVACAHZ0MD  508J CENTURYLINK COMMUNICATIONS, LLC 722   2014-06-09   
408-484 6 Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2011-01-26   
408-484 7 Saratoga CA SNFCCAMKDS3  649C ONVOY, LLC - CA 722   2009-12-20   
408-484 8 Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722   2005-06-05   
408-484 9 Saratoga CA HYWRCA115MD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 722      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.