Local Calling Guide

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NPA: 412 [Rate centres in NPA 412] [Dial plan for NPA 412]

NXX: 457

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-457 A Pittsburgh Suburban Zone 22 PA GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234      
412-457 0 Pittsburgh Suburban Zone 22 PA GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234      
412-457 1 Pittsburgh Suburban Zone 22 PA GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234      
412-457 2 Pittsburgh Suburban Zone 22 PA GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234   2014-09-22   
412-457 3 Pittsburgh Suburban Zone 22 PA   547E ONVOY, LLC - PA 234   2025-04-12   
412-457 4 Pittsburgh Suburban Zone 22 PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234   2021-05-20   
412-457 5 Pittsburgh Suburban Zone 22 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2014-12-21   
412-457 6 Pittsburgh Suburban Zone 22 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2014-12-21   
412-457 7 Pittsburgh Suburban Zone 22 PA BTLRPAXBLMD  508J CENTURYLINK COMMUNICATIONS, LLC 234   2015-06-20   
412-457 8 Pittsburgh Suburban Zone 22 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   
412-457 9 Pittsburgh Suburban Zone 22 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2013-05-05   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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