Local Calling Guide

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NPA: 412 [Rate centres in NPA 412] [Dial plan for NPA 412]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-532 5 Pittsburgh Suburban Zone 11 PA PITBPAMADS4  657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-10-10   
412-532 6 Pittsburgh Suburban Zone 11 PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2008-12-19   
412-532 7 Pittsburgh Suburban Zone 11 PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2020-05-03   
412-532 8 Pittsburgh Suburban Zone 11 PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2012-07-02   
412-532 9 Pittsburgh Suburban Zone 11 PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2014-03-24   
412-533 A Clairton PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-533 0 Clairton PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2004-04-29   
412-533 1 Clairton PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-07-18   
412-533 2 Clairton PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2012-07-02   
412-533 3 Clairton PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2010-02-27   
412-533 4 Clairton PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2012-03-19   
412-533 5 Clairton PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2004-05-20   
412-533 6 Clairton PA BTLRPAXBLMD  508J CENTURYLINK COMMUNICATIONS, LLC 234   2015-06-19   
412-533 7 Clairton PA PITBPAOKXUX  145J TERRA NOVA TELECOM INC. 234   2024-10-14   
412-533 8 Clairton PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2013-08-31   
412-533 9 Clairton PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-534 A Pittsburgh Suburban Zone 16 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-534 0 Pittsburgh Suburban Zone 16 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2019-01-06   
412-534 1 Pittsburgh Suburban Zone 16 PA   515J IP HORIZON LLC 234   2018-01-07   
412-534 3 Pittsburgh Suburban Zone 16 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2018-09-13   
412-534 4 Pittsburgh Suburban Zone 16 PA PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234   2006-10-19   
412-534 5 Pittsburgh Suburban Zone 16 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-06-22   
412-534 6 Pittsburgh Suburban Zone 16 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-05-04   
412-534 8 Pittsburgh Suburban Zone 16 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2019-01-06   
412-534 9 Pittsburgh Suburban Zone 16 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 A Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 0 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 1 Pittsburgh Zone 1 PA PITBPADTX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2006-12-05   
412-535 2 Pittsburgh Zone 1 PA PITBPADTX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2006-12-05   
412-535 3 Pittsburgh Zone 1 PA PITBPADTX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2007-01-04   
412-535 4 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 5 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 6 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 7 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 8 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-535 9 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-536 A Pittsburgh Suburban Zone 17 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-536 0 Pittsburgh Suburban Zone 17 PA PITBPAOKX5X  752H BARR TELL USA, INC. - PA 234   2016-03-27   
412-536 1 Pittsburgh Suburban Zone 17 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-536 2 Pittsburgh Suburban Zone 17 PA PITBPAOKBMD  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234   2002-12-15   
412-536 3 Pittsburgh Suburban Zone 17 PA PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234   2013-08-27   
412-536 4 Pittsburgh Suburban Zone 17 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2018-11-23   
412-536 5 Pittsburgh Suburban Zone 17 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2006-01-08   
412-536 6 Pittsburgh Suburban Zone 17 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2019-12-31   
412-536 7 Pittsburgh Suburban Zone 17 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2006-01-08   
412-536 8 Pittsburgh Suburban Zone 17 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-536 9 Pittsburgh Suburban Zone 17 PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2023-02-23   
412-537 A Pittsburgh Zone 1 PA PITBPADTX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234      
412-538 A Pittsburgh Suburban Zone 15 PA PITBPAMADS0  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-538 0 Pittsburgh Suburban Zone 15 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   

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Last updated: Sun, 17 May 2026 03:26:51 UTC

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