Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 812 [Rate centres in NPA 812] [Dial plan for NPA 812]

NXX: 678

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
812-678 A Dubois IN DUBSINXARS1  0779 FRONTIER NORTH, INC. - IN 330      
812-678 0 Dubois IN EVVLINAPX3X  4803 LEVEL 3 COMMUNICATIONS, LLC - IN 330   2019-07-04   
812-678 1 Dubois IN EVVLIN03XIX  508J CENTURYLINK COMMUNICATIONS, LLC 330   2017-11-02   
812-678 2 Dubois IN DUBSINXARS1  0779 FRONTIER NORTH, INC. - IN 330      
812-678 3 Dubois IN DUBSINXARS1  0779 FRONTIER NORTH, INC. - IN 330      
812-678 4 Dubois IN DUBSINXARS1  0779 FRONTIER NORTH, INC. - IN 330      
812-678 5 Dubois IN DUBSINXARS1  0779 FRONTIER NORTH, INC. - IN 330      
812-678 6 Dubois IN DUBSINXARS1  0779 FRONTIER NORTH, INC. - IN 330      
812-678 7 Dubois IN JSPRINXATMD  097D ONVOY, LLC - IN 330   2020-05-16   
812-678 8 Dubois IN JSPRINXADS1  068F FULLNET ADVANCED COMMUNICATIONS, INC. - IN 330   2009-11-26   
812-678 9 Dubois IN JSPRINXATMD  097D ONVOY, LLC - IN 330   2018-10-13   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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