Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Stewardson, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-682 A STSNILXCRS0  1037 ILLINOIS CONSOLIDATED TEL. CO. 976      
217-804 A MTONILXCZMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976      
217-804 1   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 976   2010-08-14   
217-804 4   224C ONVOY, LLC 976   2021-04-09   
217-804 8   224C ONVOY, LLC 976   2020-10-10   

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

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