Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 217 [Rate centres in NPA 217] [Dial plan for NPA 217]

NXX: 923

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
217-923 A Greenup IL GNUPILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-923 0 Greenup IL GNUPILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-923 1 Greenup IL MTONILXCX0X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2004-08-25   
217-923 2 Greenup IL MTONILXCRMD  224C ONVOY, LLC 976   2021-04-09   
217-923 3 Greenup IL GNUPILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-923 4 Greenup IL TYVLILXCAMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 976   2017-08-21   
217-923 5 Greenup IL GNUPILXCRS0  1000 FRONTIER COMMUNICATIONS OF THE CAROLINAS, INC - IL 976      
217-923 6 Greenup IL MTONILXCZMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976   2010-08-14   
217-923 7 Greenup IL MTONILXCRMD  224C ONVOY, LLC 976   2020-11-13   
217-923 8 Greenup IL MTONILXCX0X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 976   2016-03-31   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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