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.
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Switch: CYTNNCXA55F

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
919-359 A Clayton NC 0470 BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC 426      
919-550 A Clayton NC 0470 BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC 426      
919-553 A Clayton NC 0470 BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC 426      
919-585 8 Clayton NC 0470 BRIGHTSPEED OF EASTERN NORTH CAROLINA, LLC 426   2008-08-23   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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