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: RLGHNCMOXSZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
919-364 A Grantham NC 516C AT&T CORP. 426      
919-694 A Cary NC 516C AT&T CORP. 426      
919-706 A Raleigh NC 516C AT&T CORP. 426      
919-893 A Mount Olive NC 516C AT&T CORP. 426      
919-917 A Raleigh NC 516C AT&T CORP. 426      
984-233 A Raleigh NC 516C AT&T CORP. 426      
984-251 A Wake Forest NC 516C AT&T CORP. 426      
984-269 A Raleigh NC 516C AT&T CORP. 426      
984-329 A Durham NC 516C AT&T CORP. 426      

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

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