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: PITBPADGYMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
412-206 4 Pittsburgh Suburban Zone 13 PA 7421 AT&T - LOCAL 234   2005-04-07   
412-212 2 Pittsburgh Suburban Zone 12 PA 7421 AT&T - LOCAL 234   2006-11-20   
412-326 4 Pittsburgh Zone 5 PA 7421 AT&T - LOCAL 234   2004-04-23   
412-386 2 Pittsburgh Suburban Zone 11 PA 7421 AT&T - LOCAL 234   2002-12-15   
412-501 5 Pittsburgh Zone 4 PA 7421 AT&T - LOCAL 234   2012-02-27   
412-536 2 Pittsburgh Suburban Zone 17 PA 7421 AT&T - LOCAL 234   2002-12-15   
412-631 A Pittsburgh Suburban Zone 15 PA 7421 AT&T - LOCAL 234      
412-631 1 Pittsburgh Suburban Zone 15 PA 7421 AT&T - LOCAL 234      
412-631 2 Pittsburgh Suburban Zone 15 PA 7421 AT&T - LOCAL 234      
412-631 4 Pittsburgh Suburban Zone 15 PA 7421 AT&T - LOCAL 234      
412-631 9 Pittsburgh Suburban Zone 15 PA 7421 AT&T - LOCAL 234      
412-667 3 Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
412-667 4 Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
412-714 7 Pittsburgh Suburban Zone 11 PA 7421 AT&T - LOCAL 234   2013-03-17   
412-960 A Pittsburgh Zone 7 PA 7421 AT&T - LOCAL 234      
412-960 9 Pittsburgh Zone 7 PA 7421 AT&T - LOCAL 234      
412-992 A Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
412-992 2 Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
412-992 3 Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
412-992 4 Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
412-992 5 Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
412-992 9 Pittsburgh Zone 1 PA 7421 AT&T - LOCAL 234      
724-205 7 Greensburg PA 7421 AT&T - LOCAL 234   2005-08-12   
724-207 8 Washington PA 7421 AT&T - LOCAL 234   2003-04-01   
724-227 A Imperial PA 7421 AT&T - LOCAL 234      
724-227 9 Imperial PA 7421 AT&T - LOCAL 234      
724-247 8 Belle Vernon PA 7421 AT&T - LOCAL 234   2003-10-21   
724-393 3 New Kensington PA 7421 AT&T - LOCAL 234   2012-04-02   
724-415 4 Uniontown (Fayette) PA 7421 AT&T - LOCAL 234   2003-11-04   
724-464 6 Indiana PA 7421 AT&T - LOCAL 234   2004-04-23   
724-901 5 New Wilmington PA 7421 AT&T - LOCAL 234   2009-05-22   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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