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: 436

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-436 A Pittsburgh Zone 4 PA PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234      
412-436 0 Pittsburgh Zone 4 PA PITBPAOKX0X  4153 PAETEC COMMUNICATIONS, INC. - PA 234   2003-02-12   
412-436 1 Pittsburgh Zone 4 PA PITBPADTXEY  2514 US LEC OF PENNSYLVANIA, INC. 234   2002-07-02   
412-436 2 Pittsburgh Zone 4 PA GIBSPAXGDS1  8597 CONSOLIDATED COMMUNICATIONS ENTERPRISE SERVICES-PA 234   2003-06-17   
412-436 3 Pittsburgh Zone 4 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-01-14   
412-436 4 Pittsburgh Zone 4 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2003-01-12   
412-436 5 Pittsburgh Zone 4 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-01-25   
412-436 6 Pittsburgh Zone 4 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2008-01-10   
412-436 7 Pittsburgh Zone 4 PA   515J IP HORIZON LLC 234   2020-05-23   
412-436 8 Pittsburgh Zone 4 PA   515J IP HORIZON LLC 234   2020-05-23   
412-436 9 Pittsburgh Zone 4 PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2013-06-15   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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