Local Calling Guide

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Humble, TX

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
832-995 9 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2015-07-24   

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Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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