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: GNBONCEUY1X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-281 A Quaker Gap NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-642 A Rural Hall NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-652 A Kimesville NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-742 A Anderson NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-763 A Greensboro NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-795 A Liberty (Randolph) NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
743-246 A Prospect Hill NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
743-283 A Roxboro NC 793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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