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: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-293 A Winston-Salem NC GNBONCEUDS4  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 0 Winston-Salem NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 1 Winston-Salem NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 2 Winston-Salem NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2004-06-22   
336-293 3 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2006-02-06   
336-293 4 Winston-Salem NC   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2007-01-10   
336-293 5 Winston-Salem NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      
336-293 6 Winston-Salem NC   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2007-01-17   
336-293 7 Winston-Salem NC   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2007-01-31   
336-293 8 Winston-Salem NC   580C TIME WARNER CBL INFO SVC (NC) DBA TIME WARNER CBL 424   2008-12-07   
336-293 9 Winston-Salem NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424      

Last updated: Sat, 09 Mar 2019 02:16:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.