Local Calling Guide

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

NXX: 427

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-427 A St Anne IL STANILSARS1  9329 ILLINOIS BELL TEL CO 358      
815-427 0 St Anne IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-427 1 St Anne IL   224C ONVOY, LLC 358   2016-04-11   
815-427 2 St Anne IL   516C AT&T CORP. 358   2011-10-28   
815-427 3 St Anne IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-427 4 St Anne IL   224C ONVOY, LLC 358   2016-04-11   
815-427 5 St Anne IL   224C ONVOY, LLC 358   2018-09-16   
815-427 6 St Anne IL   9329 ILLINOIS BELL TEL CO 358      
815-427 7 St Anne IL   508J CENTURYLINK COMMUNICATIONS, LLC 358   2014-02-25   
815-427 8 St Anne IL   9329 ILLINOIS BELL TEL CO 358      
815-427 9 St Anne IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-09-27   

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

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