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: GNVLNCXA6MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
252-300 A Grifton NC 638E ONVOY, LLC - NC 951      
252-600 A Snow Hill NC 638E ONVOY, LLC - NC 951      
252-663 A Snow Hill NC 638E ONVOY, LLC - NC 951      
252-730 A Grifton NC 638E ONVOY, LLC - NC 951      
252-843 A Moss Hill NC 638E ONVOY, LLC - NC 951      
252-999 A Greenville NC 638E ONVOY, LLC - NC 951      

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

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