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: GNBONCPHX5X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
336-525 0 Saxapahaw NC 939H COMMIO, LLC 424   2022-09-26   
336-974 2 Ruffin NC 939H COMMIO, LLC 424   2022-09-26   
743-770 A Reidsville NC 939H COMMIO, LLC 424      
743-770 0 Reidsville NC 939H COMMIO, LLC 424   2022-03-27   
743-770 1 Reidsville NC 939H COMMIO, LLC 424   2024-01-12   
743-770 2 Reidsville NC 939H COMMIO, LLC 424   2024-01-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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