Local Calling Guide

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Summerville, SC

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
854-888 8 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2015-11-26   
854-888 9 CHTNSCDTX6Y  548E ONVOY, LLC - SC 436   2016-01-08   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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