Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
779-327 A FRPTILXAMMD  224C ONVOY, LLC 360      
779-327 0 FRPTILXAJMD  624H ONVOY SPECTRUM, LLC 360   2024-10-31   
779-327 7 FRPTILXAMMD  224C ONVOY, LLC 360   2021-08-09   
815-745 A WRRNILXARS0  1036 FRONTIER NORTH, INC. - IL 360      
815-745 0 RCFRILRCX3X  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 360   2019-11-20   
815-745 1 FRPTILXACMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 360   2010-06-28   
815-745 2 WRRNILXARS0  1036 FRONTIER NORTH, INC. - IL 360      
815-745 3 WRRNILXARS0  1036 FRONTIER NORTH, INC. - IL 360      
815-745 4 RCFRILRCJMD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 360   2004-07-02   
815-745 5 FRPTILXAMMD  224C ONVOY, LLC 360   2020-07-18   
815-745 7 RCFRILRTXRX  508J CENTURYLINK COMMUNICATIONS, LLC 360   2016-02-20   
815-745 8 FRPTILXAMMD  224C ONVOY, LLC 360   2021-04-02   
815-818 A FRPTILBUDS0  443F AERO NORTH COMMUNICATIONS, INC. - IL 360      

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

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