Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 412 [Rate centres in NPA 412] [Dial plan for NPA 412]

NXX: 923

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-923 A Pittsburgh Zone 7 PA CARNPACARP0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-923 0 Pittsburgh Zone 7 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2020-08-17   
412-923 1 Pittsburgh Zone 7 PA CARNPACARP0  9208 VERIZON PENNSYLVANIA, INC. 234      
412-923 2 Pittsburgh Zone 7 PA PITBPAWY2MD  5562 METROPCS, INC. 234   2018-11-15   
412-923 3 Pittsburgh Zone 7 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-01-14   
412-923 4 Pittsburgh Zone 7 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2003-01-12   
412-923 5 Pittsburgh Zone 7 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-01-25   
412-923 6 Pittsburgh Zone 7 PA PITBPADTX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2015-09-10   
412-923 7 Pittsburgh Zone 7 PA PITBPADTX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2015-09-10   
412-923 8 Pittsburgh Zone 7 PA PITBPAWY2MD  5562 METROPCS, INC. 234   2014-08-28   
412-923 9 Pittsburgh Zone 7 PA PITBPAWY2MD  5562 METROPCS, INC. 234   2014-08-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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