Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
815-610 A PRTNILXA9MD  224C ONVOY, LLC 368   2024-12-27   
815-610 0 PRTNILXAX0X  224C ONVOY, LLC 368   2024-12-27   
815-610 1 PRTNILXAX0X  224C ONVOY, LLC 368   2024-12-27   
815-925 A HNPNILXBRS0  1015 FRONTIER NORTH, INC. - IL 368      
815-925 1 PEORILPJXRZ  495J STRATUS NETWORKS 368   2020-08-02   
815-925 2 HNPNILXBRS0  1015 FRONTIER NORTH, INC. - IL 368      
815-925 3 KEWNILXDYMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 368   2010-04-15   
815-925 5 PRTNILXA8MD  624H ONVOY SPECTRUM, LLC 368   2024-12-02   
815-925 6 PEORILPJX1Z  508J CENTURYLINK COMMUNICATIONS, LLC 368   2016-08-03   
815-925 7 HNPNILXBRS0  1015 FRONTIER NORTH, INC. - IL 368      
815-925 8   145J TERRA NOVA TELECOM INC. 368   2025-12-15   
815-925 9 HNPNILXBRS0  1015 FRONTIER NORTH, INC. - IL 368      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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