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.

Pittsburgh Suburban Zone 22, PA

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-229 A   829J PAETEC ITEL, LLC 234   2025-03-04   
412-229 0   3806 CORE COMMUNICATIONS, INC. - PA 234   2002-12-22   
412-229 1   829J PAETEC ITEL, LLC 234      
412-229 2   829J PAETEC ITEL, LLC 234      
412-229 3   829J PAETEC ITEL, LLC 234      
412-229 4   829J PAETEC ITEL, LLC 234      
412-229 5   829J PAETEC ITEL, LLC 234      
412-229 6   9208 VERIZON PENNSYLVANIA, INC. 234   2011-12-11   
412-229 7   002F BANDWIDTH.COM CLEC, LLC - PA 234   2008-12-19   
412-229 8   318J COMCAST IP PHONE, LLC 234   2007-08-21   
412-245 A PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-245 0   6701 AERIAL COMMUNICATIONS, INC. 234   2007-08-19   
412-245 1   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-245 2   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-24   
412-245 3   829J PAETEC ITEL, LLC 234   2007-08-23   
412-245 4   829J PAETEC ITEL, LLC 234   2007-08-23   
412-245 5   657B CITYNET PENNSYLVANIA, LLC - PA 234   2004-10-10   
412-245 6   6701 AERIAL COMMUNICATIONS, INC. 234   2008-02-03   
412-245 7   6701 AERIAL COMMUNICATIONS, INC. 234   2008-05-15   
412-245 8   6701 AERIAL COMMUNICATIONS, INC. 234   2008-12-02   
412-245 9   547E ONVOY, LLC - PA 234   2024-07-08   
412-317 A PITBPAMADS0  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-317 0   7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-317 1   7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-317 3   490J DISH WIRELESS, LLC 234   2024-02-13   
412-317 4   547E ONVOY, LLC - PA 234   2024-07-05   
412-317 5   7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-317 6   7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-317 7   547E ONVOY, LLC - PA 234   2024-07-05   
412-317 8   547E ONVOY, LLC - PA 234   2025-05-09   
412-317 9   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-24   
412-349 A   829J PAETEC ITEL, LLC 234   2025-03-04   
412-349 0   829J PAETEC ITEL, LLC 234      
412-349 1   829J PAETEC ITEL, LLC 234      
412-349 2   829J PAETEC ITEL, LLC 234      
412-349 3   829J PAETEC ITEL, LLC 234   2010-01-17   
412-349 4   829J PAETEC ITEL, LLC 234      
412-349 5   283E YMAX COMMUNICATIONS CORP. - PA 234   2011-09-28   
412-349 6   829J PAETEC ITEL, LLC 234      
412-349 8   318J COMCAST IP PHONE, LLC 234   2011-10-12   
412-349 9   829J PAETEC ITEL, LLC 234      
412-357 A PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-357 0   283E YMAX COMMUNICATIONS CORP. - PA 234   2007-06-23   
412-357 1   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-03-16   
412-357 2   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-03-16   
412-357 3   9208 VERIZON PENNSYLVANIA, INC. 234   2011-02-26   
412-357 4   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-357 5   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2008-04-02   
412-357 6   002F BANDWIDTH.COM CLEC, LLC - PA 234   2011-12-31   
412-357 7   9208 VERIZON PENNSYLVANIA, INC. 234   2013-02-23   
412-357 8   002F BANDWIDTH.COM CLEC, LLC - PA 234   2013-05-20   
412-357 9   939H COMMIO, LLC 234   2022-08-22   
412-372 A MOVLPAMODS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-373 A MOVLPAMODS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-374 A MOVLPAMODS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-376 A   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-376 0   3806 CORE COMMUNICATIONS, INC. - PA 234   2018-10-24   
412-376 1   515J IP HORIZON LLC 234   2013-08-29   
412-376 2   318J COMCAST IP PHONE, LLC 234   2014-01-10   
412-376 3   002F BANDWIDTH.COM CLEC, LLC - PA 234   2014-04-17   
412-376 4   547E ONVOY, LLC - PA 234   2013-12-13   
412-376 5   002F BANDWIDTH.COM CLEC, LLC - PA 234   2014-07-20   
412-376 6   547E ONVOY, LLC - PA 234   2016-03-01   
412-376 7   002F BANDWIDTH.COM CLEC, LLC - PA 234   2010-02-27   
412-376 8   002F BANDWIDTH.COM CLEC, LLC - PA 234   2016-07-18   
412-376 9   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234      
412-378 A PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-378 0   6701 AERIAL COMMUNICATIONS, INC. 234      
412-378 1   6701 AERIAL COMMUNICATIONS, INC. 234      
412-378 2   6701 AERIAL COMMUNICATIONS, INC. 234      
412-378 3   6701 AERIAL COMMUNICATIONS, INC. 234      
412-378 4   6701 AERIAL COMMUNICATIONS, INC. 234   2005-09-16   
412-378 5   6701 AERIAL COMMUNICATIONS, INC. 234   2005-09-16   
412-378 6   6701 AERIAL COMMUNICATIONS, INC. 234      
412-378 7   6701 AERIAL COMMUNICATIONS, INC. 234   2006-10-09   
412-378 8   6701 AERIAL COMMUNICATIONS, INC. 234   2007-05-01   
412-378 9   6701 AERIAL COMMUNICATIONS, INC. 234      
412-380 A MOVLPAMODS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-457 A GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-457 0   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-457 1   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-457 2   8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234   2014-09-22   
412-457 3   547E ONVOY, LLC - PA 234   2025-04-12   
412-457 4   624H ONVOY SPECTRUM, LLC 234   2021-05-20   
412-457 5   6701 AERIAL COMMUNICATIONS, INC. 234   2014-12-21   
412-457 6   6701 AERIAL COMMUNICATIONS, INC. 234   2014-12-21   
412-457 7   508J CENTURYLINK COMMUNICATIONS, LLC 234   2015-06-20   
412-457 8   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
412-457 9   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
412-516 A PITBPAOKXSX  996H AIRESPRING, INC. 234      
412-516 0   996H AIRESPRING, INC. 234   2018-12-31   
412-516 1   967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2020-03-21   
412-516 2   547E ONVOY, LLC - PA 234   2019-09-21   
412-516 3   547E ONVOY, LLC - PA 234   2019-09-21   
412-516 4   547E ONVOY, LLC - PA 234   2020-06-06   
412-516 5   547E ONVOY, LLC - PA 234   2020-06-06   
412-516 6   002F BANDWIDTH.COM CLEC, LLC - PA 234   2020-07-19   
412-516 7   515J IP HORIZON LLC 234   2020-05-23   
412-516 8   515J IP HORIZON LLC 234   2020-05-23   
412-516 9   002F BANDWIDTH.COM CLEC, LLC - PA 234   2020-03-01   

1 2 3 >>

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.