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: 883

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-883 A Oglesby IL OGLSILOGRS0  9329 ILLINOIS BELL TEL CO 358      
815-883 0 Oglesby IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2006-08-01   
815-883 1 Oglesby IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2006-08-01   
815-883 2 Oglesby IL   318J COMCAST IP PHONE, LLC 358   2006-08-11   
815-883 3 Oglesby IL   9329 ILLINOIS BELL TEL CO 358      
815-883 4 Oglesby IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2006-09-20   
815-883 5 Oglesby IL   9329 ILLINOIS BELL TEL CO 358      
815-883 6 Oglesby IL   5447 ACCESS ONE, INC. - IL 358   2006-08-07   
815-883 7 Oglesby IL   9329 ILLINOIS BELL TEL CO 358      
815-883 8 Oglesby IL   9329 ILLINOIS BELL TEL CO 358      
815-883 9 Oglesby IL   9329 ILLINOIS BELL TEL CO 358      

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

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