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: 663

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-663 A Greensboro NC GNBPNCEMDS1  350F PEERLESS NETWORK OF NORTH CAROLINA, LLC - NC 424      
336-663 0 Greensboro NC GNBPNCEMDS1  350F PEERLESS NETWORK OF NORTH CAROLINA, LLC - NC 424      
336-663 1 Greensboro NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-663 2 Greensboro NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-663 3 Greensboro NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424      
336-663 4 Greensboro NC   793K TWC IP ENABLED SERVICES, LLC 424      
336-663 5 Greensboro NC   793K TWC IP ENABLED SERVICES, LLC 424      
336-663 6 Greensboro NC GNBPNCEMDS1  350F PEERLESS NETWORK OF NORTH CAROLINA, LLC - NC 424      
336-663 7 Greensboro NC   793K TWC IP ENABLED SERVICES, LLC 424      
336-663 8 Greensboro NC   793K TWC IP ENABLED SERVICES, LLC 424      
336-663 9 Greensboro NC GNBPNCEMDS1  350F PEERLESS NETWORK OF NORTH CAROLINA, LLC - NC 424      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.