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.
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Switch: SHLTNCXA5MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
910-351 A Boiling Springs Lake NC 793K TWC IP ENABLED SERVICES, LLC 428      
910-351 0 Boiling Springs Lake NC 793K TWC IP ENABLED SERVICES, LLC 428      
910-351 8 Boiling Springs Lake NC 793K TWC IP ENABLED SERVICES, LLC 428   2013-03-22   
910-393 0 Seaside NC 793K TWC IP ENABLED SERVICES, LLC 428   2009-12-02   
910-393 2 Seaside NC 793K TWC IP ENABLED SERVICES, LLC 428   2013-03-22   
910-553 A Bolivia NC 793K TWC IP ENABLED SERVICES, LLC 428      
910-553 4 Bolivia NC 793K TWC IP ENABLED SERVICES, LLC 428   2013-03-22   
910-664 1 Shallotte NC 793K TWC IP ENABLED SERVICES, LLC 428   2022-02-07   
910-749 A Holden Beach NC 793K TWC IP ENABLED SERVICES, LLC 428      
910-749 0 Holden Beach NC 793K TWC IP ENABLED SERVICES, LLC 428      
910-854 A Bolivia NC 793K TWC IP ENABLED SERVICES, LLC 428      
910-854 0 Bolivia NC 793K TWC IP ENABLED SERVICES, LLC 428      

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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