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: 238

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-238 A Pittsburgh Zone 2 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-238 1 Pittsburgh Zone 2 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-238 2 Pittsburgh Zone 2 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2024-07-05   
412-238 7 Pittsburgh Zone 2 PA PITBPADTX2Z  002F BANDWIDTH.COM CLEC, LLC - PA 234   2013-12-28   
412-238 8 Pittsburgh Zone 2 PA PITEPA99DS0  283E YMAX COMMUNICATIONS CORP. - PA 234   2010-09-07   
412-238 9 Pittsburgh Zone 2 PA   114J EXIANT COMMUNICATIONS LLC 234   2025-06-23   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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