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.

Switch: LXTNNCXAJMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-300 7 Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2009-06-11   
336-300 8 Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2009-06-11   
336-490 0 Denton NC 793K TWC IP ENABLED SERVICES, LLC 424   2013-05-21   
336-537 A Southmont NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-537 0 Southmont NC 793K TWC IP ENABLED SERVICES, LLC 424   2013-05-21   
336-537 4 Southmont NC 793K TWC IP ENABLED SERVICES, LLC 424   2009-06-11   
336-619 A Welcome NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-619 0 Welcome NC 793K TWC IP ENABLED SERVICES, LLC 424   2013-05-21   
336-619 4 Welcome NC 793K TWC IP ENABLED SERVICES, LLC 424   2009-06-11   
336-843 A Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-843 1 Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2015-04-06   
336-843 2 Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2016-07-29   
336-843 4 Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2013-05-19   
336-843 7 Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2018-05-03   
336-859 8 Denton NC 793K TWC IP ENABLED SERVICES, LLC 424   2007-01-10   
336-867 7 Lexington NC 793K TWC IP ENABLED SERVICES, LLC 424   2018-05-03   
743-206 A Reeds NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
743-206 0 Reeds NC 793K TWC IP ENABLED SERVICES, LLC 424   2020-04-25   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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