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: PITBPADTXPX

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
412-587 A Pittsburgh Zone 7 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-587 0 Pittsburgh Zone 7 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-587 4 Pittsburgh Zone 7 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-587 5 Pittsburgh Zone 7 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-587 6 Pittsburgh Zone 7 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-592 A Pittsburgh Zone 1 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-592 0 Pittsburgh Zone 1 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-10-10   
412-595 A Pittsburgh Suburban Zone 12 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-595 9 Pittsburgh Suburban Zone 12 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-599 A Pittsburgh Suburban Zone 19 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-599 1 Pittsburgh Suburban Zone 19 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-604 9 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-11-17   
412-626 3 Pittsburgh Zone 8 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2008-07-15   
412-632 A Pittsburgh Zone 3 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-632 2 Pittsburgh Zone 3 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 A Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 0 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 1 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 2 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 3 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 5 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 6 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 7 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-637 8 Pittsburgh Suburban Zone 15 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-666 1 Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-666 2 Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-666 4 Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-684 9 Pittsburgh Suburban Zone 18 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-11-17   
412-685 A Pittsburgh Zone 5 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-685 5 Pittsburgh Zone 5 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-693 9 Pittsburgh Suburban Zone 11 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-11-17   
412-696 9 Pittsburgh Zone 3 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-11-17   
412-701 A Pittsburgh Suburban Zone 21 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-701 9 Pittsburgh Suburban Zone 21 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-702 A Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-702 0 Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-702 1 Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-702 6 Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2018-11-29   
412-702 9 Pittsburgh Suburban Zone 22 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-712 9 Pittsburgh Suburban Zone 21 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-11-17   
412-714 7 Pittsburgh Suburban Zone 11 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2013-03-17   
412-729 5 Elizabeth PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2008-10-06   
412-729 9 Elizabeth PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-11-17   
412-744 A Pittsburgh Suburban Zone 21 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-744 9 Pittsburgh Suburban Zone 21 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-746 2 Pittsburgh Zone 1 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2020-10-24   
412-746 3 Pittsburgh Zone 1 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2020-10-24   
412-752 5 Pittsburgh Zone 1 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2020-05-18   
412-756 8 Pittsburgh Suburban Zone 19 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2009-08-24   
412-799 8 Pittsburgh Zone 3 PA 7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2002-03-12   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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