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: JCVLNCXAXGX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
472-226 A Swansboro-Onslow NC 638E ONVOY, LLC - NC 949      
910-507 A Holly Ridge NC 638E ONVOY, LLC - NC 949   2024-01-15   
910-601 A Richlands NC 638E ONVOY, LLC - NC 949   2024-01-15   
910-886 A Sneads Ferry NC 638E ONVOY, LLC - NC 949      
910-910 A Jacksonville NC 638E ONVOY, LLC - NC 949      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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