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: CHRONC826MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
828-794 A Hickory NC 939H COMMIO, LLC 422   2024-02-16   
839-275 A Rock Hill SC 939H COMMIO, LLC 422   2024-05-10   
980-463 A Gastonia NC 939H COMMIO, LLC 422   2024-02-16   
980-464 A Matthews NC 939H COMMIO, LLC 422   2024-02-16   
980-867 A Charlotte NC 939H COMMIO, LLC 422      

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

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