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: 836

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
412-836 A Pittsburgh Suburban Zone 14 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2024-07-30   
412-836 0 Pittsburgh Suburban Zone 14 PA PITBPADTXYY  547E ONVOY, LLC - PA 234   2024-07-30   
412-836 1 Pittsburgh Suburban Zone 14 PA   547E ONVOY, LLC - PA 234   2026-02-23   
412-836 8 Pittsburgh Suburban Zone 14 PA   002F BANDWIDTH.COM CLEC, LLC - PA 234   2026-06-13   
412-836 9 Pittsburgh Suburban Zone 14 PA PITBPAOKAMD  967E PEERLESS NETWORK OF PENNSYLVANIA, LLC - PA 234   2024-09-29   

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

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