Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

NXX: 717

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-717 A New Lenox IL CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
815-717 0 New Lenox IL   145J TERRA NOVA TELECOM INC. 358   2021-08-09   
815-717 1 New Lenox IL   5447 ACCESS ONE, INC. - IL 358   2006-08-07   
815-717 2 New Lenox IL   460K FIRST COMMUNICATIONS, LLC 358      
815-717 3 New Lenox IL   460K FIRST COMMUNICATIONS, LLC 358   2004-07-15   
815-717 4 New Lenox IL   224C ONVOY, LLC 358   2024-03-01   
815-717 6 New Lenox IL   318J COMCAST IP PHONE, LLC 358   2005-07-01   
815-717 7 New Lenox IL   224C ONVOY, LLC 358      
815-717 8 New Lenox IL   318J COMCAST IP PHONE, LLC 358   2008-04-01   
815-717 9 New Lenox IL   984E BANDWIDTH.COM CLEC, LLC - IL 358      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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