Local Calling Guide

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

NXX: 496

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-496 A Sheridan IL SHRDILXARS0  1015 FRONTIER NORTH, INC. - IL 358      
815-496 0 Sheridan IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
815-496 1 Sheridan IL   1015 FRONTIER NORTH, INC. - IL 358      
815-496 2 Sheridan IL   1015 FRONTIER NORTH, INC. - IL 358      
815-496 3 Sheridan IL   1015 FRONTIER NORTH, INC. - IL 358      
815-496 4 Sheridan IL   224C ONVOY, LLC 358   2020-05-23   
815-496 5 Sheridan IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2012-03-10   
815-496 6 Sheridan IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2002-09-04   
815-496 7 Sheridan IL   593K MCC TELEPHONY LLC 358   2010-06-13   
815-496 8 Sheridan IL   460K FIRST COMMUNICATIONS, LLC 358   2004-02-07   
815-496 9 Sheridan IL   1015 FRONTIER NORTH, INC. - IL 358      

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

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