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: 533

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-533 A Clairton PA PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      
412-533 0 Clairton PA   3806 CORE COMMUNICATIONS, INC. - PA 234   2004-04-29   
412-533 1 Clairton PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-07-18   
412-533 2 Clairton PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2012-07-02   
412-533 3 Clairton PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2010-02-27   
412-533 4 Clairton PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2012-03-19   
412-533 5 Clairton PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2004-05-20   
412-533 6 Clairton PA BTLRPAXBLMD  508J CENTURYLINK COMMUNICATIONS, LLC 234   2015-06-19   
412-533 7 Clairton PA PITBPADTX9X  7341 XO COMMUNICATIONS SERVICES, INC. - PA 234   2008-07-11   
412-533 8 Clairton PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2013-08-31   
412-533 9 Clairton PA PITBPAFHDS0  7978 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - PA 234      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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