Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

NXX: 557

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-557 A Kaneville IL KAVLILKARS0  9329 ILLINOIS BELL TEL CO 358      
630-557 0 Kaneville IL   9329 ILLINOIS BELL TEL CO 358      
630-557 1 Kaneville IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-06-04   
630-557 2 Kaneville IL   9329 ILLINOIS BELL TEL CO 358      
630-557 3 Kaneville IL   829J PAETEC ITEL, LLC 358   2009-11-12   
630-557 4 Kaneville IL   460K FIRST COMMUNICATIONS, LLC 358   2006-07-02   
630-557 5 Kaneville IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2001-06-25   
630-557 6 Kaneville IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-11   
630-557 8 Kaneville IL   224C ONVOY, LLC 358   2012-10-01   
630-557 9 Kaneville IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   

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

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