Local Calling Guide

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

NXX: 756

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-756 A De Kalb IL DKLBILXADS0  1036 FRONTIER NORTH, INC. - IL 364      
815-756 0 De Kalb IL   6529 T-MOBILE USA, INC. 364   2010-01-15   
815-756 1 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 2 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 3 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 4 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 5 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 6 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 7 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 8 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      
815-756 9 De Kalb IL   1036 FRONTIER NORTH, INC. - IL 364      

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

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