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: PITBPADTXGZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
412-339 5 Pittsburgh Zone 1 PA 829J PAETEC ITEL, LLC 234   2012-03-25   
412-676 A Pittsburgh Zone 1 PA 829J PAETEC ITEL, LLC 234   2025-03-04   
412-676 6 Pittsburgh Zone 1 PA 829J PAETEC ITEL, LLC 234   2016-11-25   
412-926 A Pittsburgh Zone 1 PA 829J PAETEC ITEL, LLC 234   2025-03-04   
412-926 1 Pittsburgh Zone 1 PA 829J PAETEC ITEL, LLC 234   2007-12-21   
724-473 7 Zelienople PA 829J PAETEC ITEL, LLC 234   2011-10-07   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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