Local Calling Guide

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NPA: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

NXX: 320

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-320 A New Lenox IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
815-320 0 New Lenox IL   224C ONVOY, LLC 358   2010-02-14   
815-320 1 New Lenox IL   829J PAETEC ITEL, LLC 358   2009-11-10   
815-320 2 New Lenox IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-06-02   
815-320 3 New Lenox IL   318J COMCAST IP PHONE, LLC 358   2012-07-02   
815-320 4 New Lenox IL   224C ONVOY, LLC 358   2012-09-30   
815-320 5 New Lenox IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-320 6 New Lenox IL   516C AT&T CORP. 358   2011-10-28   
815-320 7 New Lenox IL   829J PAETEC ITEL, LLC 358   2010-04-25   
815-320 8 New Lenox IL   224C ONVOY, LLC 358   2010-05-15   
815-320 9 New Lenox IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   

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

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