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: BLFDWVDJ0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-979 9 Tazewell VA 939H COMMIO, LLC 932   2023-08-17   
304-716 8 Princeton WV 939H COMMIO, LLC 932   2024-02-17   
304-913 0 Princeton WV 939H COMMIO, LLC 932   2024-02-17   
304-913 1 Princeton WV 939H COMMIO, LLC 932   2024-02-17   
304-913 9 Princeton WV 939H COMMIO, LLC 932   2024-02-17   
304-921 9 Bluefield WV 939H COMMIO, LLC 932   2023-08-17   
304-961 A Princeton WV 939H COMMIO, LLC 932      
304-961 1 Princeton WV 939H COMMIO, LLC 932   2023-05-12   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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