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 18, PA

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-213 A PITBPAMADS0  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-213 0 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234      
412-213 1   145J TERRA NOVA TELECOM INC. 234      
412-213 2 PITBPAMADS0  7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-213 3 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234      
412-213 4   547E ONVOY, LLC - PA 234      
412-213 5 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-213 6   547E ONVOY, LLC - PA 234      
412-213 7 PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234      
412-213 8 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-213 9   547E ONVOY, LLC - PA 234      
412-219 A PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234      
412-219 0 PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234      
412-219 1 PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234      
412-219 2 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-219 3 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-219 4 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-219 5 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-219 6 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-219 7 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-219 8 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-219 9 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-305 A PITBPAWY3MD  5562 METROPCS, INC. 234      
412-305 0 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-305 1 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-305 2 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-305 3 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-305 4 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-305 5 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-305 6 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-305 7 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-305 8 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-305 9 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-453 A PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-453 0   547E ONVOY, LLC - PA 234      
412-453 1   3806 CORE COMMUNICATIONS, INC. - PA 234      
412-453 2 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-453 3 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-453 4 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-453 5 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-453 6 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-453 7 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-453 8 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-453 9 WASHPAWAHPT  3609 FIBERNET TELECOMMUNICATIONS OF PENNSYLVANIA LLC PA 234      
412-486 A GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-487 A GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 A GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 0 GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 1 GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 2 GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 3   547E ONVOY, LLC - PA 234      
412-492 4 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-492 5 GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 6 PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      
412-492 7 GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 8 GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-492 9 GLNSPAGLDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-541 A PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-541 0 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-541 1 PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234      
412-541 2 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-541 3 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-541 4 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-541 5 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-541 6 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-541 8 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-541 9 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-684 A GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-684 0 GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-684 1 GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-684 2 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-684 3 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-684 4 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-684 5 PITBPAOKX5X  752H BARR TELL USA, INC. - PA 234      
412-684 6 PITBPADTX7X  073H TELNYX LLC 234      
412-684 7 BTLRPAXBLMD  508J CENTURYLINK COMMUNICATIONS, LLC 234      
412-684 8   515J IP HORIZON LLC 234      
412-684 9 PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      
412-753 A PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 0 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 1 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 2 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 3   547E ONVOY, LLC - PA 234      
412-753 4 PITBPAMADS4  657B CITYNET PENNSYLVANIA, LLC - PA 234      
412-753 5 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 6 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-753 7 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-753 8 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-753 9 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-755 A PITDPA550MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC. - PA 234      
412-755 0 PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234      
412-755 2 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-755 3 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-755 6 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-755 7 PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-755 8 PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234      
412-755 9 PITDPA550MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC. - PA 234      
412-876 A PITBPAWY3MD  5562 METROPCS, INC. 234      
412-876 0 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-876 6 PITBPADTXYY  547E ONVOY, LLC - PA 234      

1 2 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.