Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Warrenville, IL

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
630-447 6 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2007-05-29   
630-447 7 CHCGILCLXOX  516C AT&T CORP. 358   2007-02-22   
630-447 8 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-03-11   
630-447 9 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
630-604 A CHCGIL24DS6  224C ONVOY, LLC 358      
630-657 A CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
630-657 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-03-21   
630-657 1 CHCGIL24DS6  224C ONVOY, LLC 358   2004-09-20   
630-657 2 WNVLILWVDS0  9329 ILLINOIS BELL TEL CO 358   2001-03-26   
630-657 3 WNVLILWVDS0  9329 ILLINOIS BELL TEL CO 358   2001-03-26   
630-657 4 WNVLILWVDS0  9329 ILLINOIS BELL TEL CO 358   2001-03-26   
630-657 5 CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358      
630-657 6 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2000-11-02   
630-657 7 OKBRILOADS3  7421 AT&T - LOCAL 358   2002-11-11   
630-657 8 CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358   2010-11-18   
630-657 9 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-658 A CHCGILTCDS4  7056 XO ILLINOIS, INC. 358      
630-658 0 CHCGILTCDS4  7056 XO ILLINOIS, INC. 358   2005-08-15   
630-658 1 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-658 2 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-08-15   
630-658 3 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-658 4 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-658 5 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-658 6 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-658 7 CHCGILTCDS4  7056 XO ILLINOIS, INC. 358   2005-08-15   
630-658 8 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-658 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2021-10-01   
630-791 A CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-791 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-06-06   
630-791 1 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-791 2 CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-791 3 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-08-15   
630-791 4 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-09-23   
630-791 5 CHCGIL24DS6  224C ONVOY, LLC 358   2012-09-30   
630-791 6 LSLEILAADS1  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2011-07-22   
630-791 7 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2012-11-15   
630-791 8 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2013-05-08   
630-791 9 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
630-821 A BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-821 0 CHCGILDTDS3  5447 ACCESS ONE, INC. - IL 358   2006-01-22   
630-821 1 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2021-12-17   
630-821 2 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2002-08-17   
630-821 3 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2002-08-17   
630-821 4 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2000-08-31   
630-821 5 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-821 6 CHCGIL24DS7  5917 FIRST COMMUNICATIONS, LLC 358   2005-04-15   
630-821 7 WNVLILWVDS0  9329 ILLINOIS BELL TEL CO 358   2003-07-23   
630-821 8 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-11-07   
630-821 9 BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-836 A WNVLILWVDS0  9329 ILLINOIS BELL TEL CO 358      

<< 1 2

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.