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Pittsburgh Suburban Zone 20, PA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-265 A PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-265 0 PITBPADTXYY  547E ONVOY, LLC - PA 234   2024-07-05   
412-265 1 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-02-04   
412-265 2 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2006-01-08   
412-265 3 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2006-01-08   
412-265 4 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-265 5 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2011-07-21   
412-265 6   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2009-04-18   
412-265 7 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2010-08-12   
412-265 8 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2010-08-12   
412-265 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2003-11-17   
412-332 A PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-332 0 PITBPADTXYY  547E ONVOY, LLC - PA 234   2023-10-09   
412-332 1 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234   2021-07-22   
412-332 2 PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-12-07   
412-332 3 PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-12-07   
412-332 4 PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-12-07   
412-332 5   547E ONVOY, LLC - PA 234   2025-04-12   
412-332 6 PITBPADTXYY  547E ONVOY, LLC - PA 234   2021-02-26   
412-332 7 PITBPADTXYY  547E ONVOY, LLC - PA 234   2021-02-26   
412-332 8 PITBPADTXYY  547E ONVOY, LLC - PA 234   2021-04-20   
412-332 9 PITBPADTXYY  547E ONVOY, LLC - PA 234   2021-04-20   
412-423 A GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234      
412-423 0 GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234      
412-423 1 GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234      
412-423 2   829J PAETEC ITEL, LLC 234   2001-12-10   
412-423 3   829J PAETEC ITEL, LLC 234   2007-08-23   
412-423 4   829J PAETEC ITEL, LLC 234   2007-08-23   
412-423 5 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2011-09-26   
412-423 6 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2013-11-22   
412-423 7 PITBPAMADS4  657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-10-10   
412-423 8 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2008-12-19   
412-423 9 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2001-11-26   
412-426 A   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-426 0 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2012-10-24   
412-426 2   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-24   
412-426 3 PITBPADTXYY  547E ONVOY, LLC - PA 234   2012-02-10   
412-426 4   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-24   
412-426 5 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2014-09-13   
412-426 6   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-24   
412-426 7 BTLRPAXBLMD  508J CENTURYLINK COMMUNICATIONS, LLC 234   2015-06-20   
412-426 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-435 A   829J PAETEC ITEL, LLC 234   2025-03-04   
412-435 0   829J PAETEC ITEL, LLC 234      
412-435 1 PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
412-435 2   829J PAETEC ITEL, LLC 234      
412-435 3 PITBPADTXYY  547E ONVOY, LLC - PA 234   2015-01-10   
412-435 4 PITBPADTXYY  547E ONVOY, LLC - PA 234   2015-01-10   
412-435 5 PITBPADTXYY  547E ONVOY, LLC - PA 234   2018-09-13   
412-435 6 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234   2014-04-04   

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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