Local Calling Guide

Area code/prefix search

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Chauncey, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-947 A CHNCILXERS0  1036 FRONTIER NORTH, INC. - IL 978      
618-947 0 OLNYILXEGMD  224C ONVOY, LLC 978   2020-03-13   
618-947 2 CHNCILXERS0  1036 FRONTIER NORTH, INC. - IL 978      
618-947 4 OLNYILXEX2X  624H ONVOY SPECTRUM, LLC 978   2023-07-29   
618-947 7 OLNYILXEGMD  224C ONVOY, LLC 978   2021-04-09   
618-947 9 OLNYILXEEMD  9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 978   2003-06-04   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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