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: 825

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-825 A Malta IL MALTILXARS0  1036 FRONTIER NORTH, INC. - IL 364      
815-825 0 Malta IL   073H TELNYX LLC 364   2020-07-16   
815-825 1 Malta IL   972C DIGITAL NETWORK ACCESS COMMUNICATIONS, INC. - IL 364   2006-10-06   
815-825 2 Malta IL   1036 FRONTIER NORTH, INC. - IL 364      
815-825 3 Malta IL   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 364   2010-04-09   
815-825 4 Malta IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 364   2004-07-17   
815-825 5 Malta IL   224C ONVOY, LLC 364   2018-10-01   
815-825 7 Malta IL   508J CENTURYLINK COMMUNICATIONS, LLC 364   2014-08-08   
815-825 8 Malta IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 364   2018-02-12   
815-825 9 Malta IL   1036 FRONTIER NORTH, INC. - IL 364      

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

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