Local Calling Guide

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Pittsburgh Zone 1, PA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
878-999 8 PITBPADTXYY  547E ONVOY, LLC - PA 234   2016-01-07   
878-999 9 PITBPADTXYY  547E ONVOY, LLC - PA 234   2015-11-16   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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