Local Calling Guide

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Coulterville, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-758 A CTVLILXERS0  1015 FRONTIER NORTH, INC. - IL 362      
618-758 1   1015 FRONTIER NORTH, INC. - IL 362      
618-758 2   1015 FRONTIER NORTH, INC. - IL 362      
618-758 3   1015 FRONTIER NORTH, INC. - IL 362      
618-758 4   792K CHARTER IP ENABLED SERVICES, LLC 362   2024-06-17   
618-758 5   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 362   2010-05-10   
618-758 7   9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 362   2004-05-03   
618-758 9   145J TERRA NOVA TELECOM INC. 362   2025-08-01   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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