Local Calling Guide

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

NXX: 224

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-224 A Pittsburgh Zone 1 PA GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234      
412-224 0 Pittsburgh Zone 1 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2006-03-24   
412-224 1 Pittsburgh Zone 1 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234   2005-05-23   
412-224 2 Pittsburgh Zone 1 PA PITBPAIW0MD  318J COMCAST IP PHONE, LLC 234   2006-04-14   
412-224 3 Pittsburgh Zone 1 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2006-04-29   
412-224 4 Pittsburgh Zone 1 PA GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234   2005-10-29   
412-224 5 Pittsburgh Zone 1 PA   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 234   2006-02-04   
412-224 6 Pittsburgh Zone 1 PA GIBSPAXGDS1  8597 FIDIUM ENTERPRISE SERVICES, LLC 234   2007-02-16   
412-224 7 Pittsburgh Zone 1 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2006-06-02   
412-224 8 Pittsburgh Zone 1 PA PITBPAWY2MD  6701 AERIAL COMMUNICATIONS, INC. 234   2006-06-02   
412-224 9 Pittsburgh Zone 1 PA PITBPADTX2X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 234   2010-01-13   

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

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