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: JHCYTNXCXGY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-933 A Mouth of Wilson VA 965H FRACTEL, LLC 956      
276-955 A Marion VA 965H FRACTEL, LLC 956      
276-966 A Hillsville VA 965H FRACTEL, LLC 956      
423-873 A Stoney Creek TN 965H FRACTEL, LLC 956      
423-922 A Baileyton TN 965H FRACTEL, LLC 956      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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