Local Calling Guide

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Morrison, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
815-400 A DIXNILXA0MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 364      
815-400 1 DKLBILRS0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 364   2022-02-24   
815-400 3 DKLBILXAX9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 364   2021-05-10   
815-400 6 DKLBILXAPMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 364   2018-04-02   
815-400 7 DIXNILXAEMD  508J CENTURYLINK COMMUNICATIONS, LLC 364   2014-08-08   
815-400 9 DIXNILXA0MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 364      
815-583 A LNRKILXA3MD  443F AERO NORTH COMMUNICATIONS, INC. - IL 364      
815-772 A MRSNILXADS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 364      
815-956 A MRSNILXADS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 364      
815-956 0 MRSNILXADS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 364      
815-956 9 MRSNILXADS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 364      

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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