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Pittsburgh Zone 6, PA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-207 A PITBPAMADS0  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-207 0 PITBPAMADS0  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-207 1 PITBPAMADS0  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-207 2 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234      
412-207 3 PITBPADTXYY  547E ONVOY, LLC - PA 234   2017-06-05   
412-207 4 PITBPADTXYY  547E ONVOY, LLC - PA 234   2024-11-04   
412-207 7 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234      
412-207 8 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234      
412-207 9 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234      
412-253 A   829J PAETEC ITEL, LLC 234   2025-03-04   
412-253 0   829J PAETEC ITEL, LLC 234      
412-253 1   829J PAETEC ITEL, LLC 234   2002-09-02   
412-253 2 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-01-25   
412-253 3 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2008-01-10   
412-253 4 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2003-01-12   
412-253 5 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2008-09-02   
412-253 6 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-02-15   
412-253 7   829J PAETEC ITEL, LLC 234      
412-253 8   829J PAETEC ITEL, LLC 234      
412-253 9   829J PAETEC ITEL, LLC 234      
412-254 A   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-254 0   515J IP HORIZON LLC 234   2018-01-11   
412-254 2   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-254 3 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2008-12-19   
412-254 4 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2008-12-19   
412-254 6 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2010-02-27   
412-254 7   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-24   
412-254 8 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2006-09-11   
412-254 9 PITBPADTXYY  547E ONVOY, LLC - PA 234   2022-12-12   
412-306 A DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 0 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 1 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 2 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 3 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 4 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 5 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 6 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 7 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-306 8   515J IP HORIZON LLC 234   2018-01-11   
412-306 9 DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-341 A DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-343 A DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-344 A DRMTPADORP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-379 A   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-379 0   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-379 1   3806 CORE COMMUNICATIONS, INC. - PA 234   2004-04-29   
412-379 3 PITEPA99DS0  283E YMAX COMMUNICATIONS CORP. - PA 234   2010-09-07   
412-379 4   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-379 5 PITBPADTXYY  547E ONVOY, LLC - PA 234   2022-12-12   
412-379 6 PITBPADTXYY  547E ONVOY, LLC - PA 234   2017-11-05   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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