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: 399

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-399 A Pittsburgh Zone 5 PA   4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-399 0 Pittsburgh Zone 5 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234      
412-399 5 Pittsburgh Zone 5 PA PITEPADT7MD  4007 LEVEL 3 COMMUNICATIONS, LLC - PA 234      
412-399 6 Pittsburgh Zone 5 PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-399 7 Pittsburgh Zone 5 PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      
412-399 8 Pittsburgh Zone 5 PA PITBPADTXFX  624H ONVOY SPECTRUM, LLC 234      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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