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: ELCYNCXALMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
252-254 A Elizabeth City NC 638E ONVOY, LLC - NC 951      
252-461 A Manteo NC 638E ONVOY, LLC - NC 951      
252-552 A Waves NC 638E ONVOY, LLC - NC 951      
252-575 A Shiloh NC 638E ONVOY, LLC - NC 951      
252-687 A Welch NC 638E ONVOY, LLC - NC 951      
252-690 A Elizabeth City NC 638E ONVOY, LLC - NC 951      
252-736 A Moyock NC 638E ONVOY, LLC - NC 951   2024-05-03   

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

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