Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
815-659 A BUREILXARS0  1015 FRONTIER NORTH, INC. - IL 368      
815-659 1   1015 FRONTIER NORTH, INC. - IL 368      
815-659 3   1015 FRONTIER NORTH, INC. - IL 368      
815-659 4   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 368   2010-04-15   
815-659 5   224C ONVOY, LLC 368   2024-12-30   
815-659 8   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 368   2015-11-05   
815-659 9   495J STRATUS NETWORKS 368   2020-08-02   
815-760 A PEORILPJXUZ  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 368      
815-760 0   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 368   2005-12-16   
815-760 1   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 368   2020-09-09   
815-760 2   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 368   2010-10-28   
815-760 7   508J CENTURYLINK COMMUNICATIONS, LLC 368   2016-08-02   
815-760 8   624H ONVOY SPECTRUM, LLC 368   2024-12-02   
815-760 9   6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 368   2023-11-16   

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

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