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 Zone 4, PA

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
412-241 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-242 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-243 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-244 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 0 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 1 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 2 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 3 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 4 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 5 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 6 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 7 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-247 8   515J IP HORIZON LLC 234      
412-247 9 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 0 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 1 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 2 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 3 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 4   3806 CORE COMMUNICATIONS, INC. - PA 234      
412-256 5 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 6 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-256 7   3806 CORE COMMUNICATIONS, INC. - PA 234      
412-256 8 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-256 9 PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      
412-271 A BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-273 A BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-273 0 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-273 1 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-273 2 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-273 3 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-273 4 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-273 5 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-273 6 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-273 7 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-273 8 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-273 9 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-336 A PITDPA550MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC. - PA 234      
412-336 2 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-336 3 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-336 4 PITDPA550MD  4161 GLOBAL CROSSING LOCAL SERVICES, INC. - PA 234      
412-336 6 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-336 7 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-336 8 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-342 A PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-342 0 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-342 1 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-342 2 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-342 3 PITBPAMADS4  657B CITYNET PENNSYLVANIA, LLC - PA 234      
412-342 4 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-342 5 PITEPA99DS0  283E YMAX COMMUNICATIONS CORP. - PA 234      
412-342 6 GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-342 7 PITBPADTXDX  197D VONAGE AMERICA LLC 234      
412-342 8 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-342 9 PITBPACTBMD  4024 CHOICE ONE COMMUNICATIONS, INC. - PA 234      
412-351 A BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 0 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 1 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 2 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 3 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 4 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 5 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 6 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 7 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 8 BRDDPABRDS0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-351 9 PITBPADTX7X  073H TELNYX LLC 234      
412-371 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-436 A PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234      
412-436 0 PITBPAOKX0X  4153 PAETEC COMMUNICATIONS, INC. - PA 234      
412-436 1 PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234      
412-436 2 GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234      
412-436 3 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-436 4 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-436 5 PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-436 6 PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234      
412-436 7   515J IP HORIZON LLC 234      
412-436 8   515J IP HORIZON LLC 234      
412-436 9 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-473 A WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 0 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 1 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 2 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 3 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 4 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 5 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 6 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 7 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 8 WKBGPAWKRP1  9208 VERIZON PENNSYLVANIA, INC. 234      
412-473 9   515J IP HORIZON LLC 234      
412-501 A PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      
412-501 0 PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      
412-501 1 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-501 2 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-501 3 PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234      
412-501 4 PITBPADTXYY  547E ONVOY, LLC - PA 234      
412-501 5   7315 TELEPORT COMMUNICATIONS AMERICA, LLC - PA 234      
412-501 6 PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      
412-501 7 PITBPAWY3MD  5562 METROPCS, INC. 234      
412-501 8   547E ONVOY, LLC - PA 234      

1 2 >>

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.