Local Calling Guide

Area code/prefix search

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Thomson, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
815-259 A THSNILXARS0  1057 BRIGHTSPEED OF ILLINOIS, LLC 364      
815-902 A DIXNILXA0MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 364      
815-902 1 DKLBILRS0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 364   2022-02-25   
815-902 6 DIXNILXA0MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 364   2010-04-15   
815-902 7 DIXNILXAEMD  508J CENTURYLINK COMMUNICATIONS, LLC 364   2014-07-29   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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