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.

Plano, IL

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
331-341 A CHCGIL24DS6  224C ONVOY, LLC 358      
331-341 0   224C ONVOY, LLC 358   2024-03-03   
331-341 1   515J IP HORIZON LLC 358   2021-06-27   
331-341 2 CHCGIL24DS6  224C ONVOY, LLC 358   2021-08-27   
331-341 3 CHCGIL24DS6  224C ONVOY, LLC 358   2021-08-27   
331-341 4 CHCGILNEXIX  506J TWILIO INTERNATIONAL, INC. 358   2021-08-30   
331-341 7   6529 T-MOBILE USA, INC. 358   2024-03-08   
331-341 8   6529 T-MOBILE USA, INC. 358   2024-03-08   
331-341 9   6529 T-MOBILE USA, INC. 358   2024-03-08   
331-808 A CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-808 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-08-06   
331-808 1 CHCGIL24DS6  224C ONVOY, LLC 358   2016-04-06   
331-808 2 CHCGIL24DS6  224C ONVOY, LLC 358   2016-04-06   
331-808 3 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2016-07-11   
331-808 4 CHCGIL24DS6  224C ONVOY, LLC 358   2019-03-01   
331-808 5 CHCGIL24DS6  224C ONVOY, LLC 358   2019-09-06   
331-808 6 CHCGIL24DS6  224C ONVOY, LLC 358   2021-02-12   
331-808 7 CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-09-26   
331-808 8 CHCGILWUJMD  073H TELNYX LLC 358   2018-06-28   
331-808 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2016-11-19   
630-273 A CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358      
630-273 0   4604 FIRST COMMUNICATIONS, LLC - IL 358      
630-273 1 CHCGILMF4MD  5562 METROPCS, INC. 358   2005-03-28   
630-273 2 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2002-10-20   
630-273 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-06-19   
630-273 4 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2005-02-24   
630-273 5 CHCGILMF4MD  5562 METROPCS, INC. 358   2005-06-04   
630-273 6 CHCGILDTDS3  5447 ACCESS ONE, INC. - IL 358   2006-01-22   
630-273 7 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-10-11   
630-273 8 CHCGILCLXOX  516C AT&T CORP. 358   2007-02-22   
630-273 9 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358      
630-332 A CHCGILWUX1X  8760 US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL 358      
630-332 0 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-06-28   
630-332 1 CHCGILWUX1X  8760 US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL 358   2009-12-25   
630-332 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-10-03   
630-332 3 CHCGIL24DS6  224C ONVOY, LLC 358   2012-09-30   
630-332 4 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2010-09-18   
630-332 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-05-19   
630-332 6 OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2013-05-09   
630-332 7 CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358   2014-02-25   
630-332 8 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
630-332 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
630-552 A PLANILPORS0  9329 ILLINOIS BELL TEL CO 358      
630-552 0 PLANILPORS0  9329 ILLINOIS BELL TEL CO 358      
630-552 1 PLANILPORS0  9329 ILLINOIS BELL TEL CO 358      
630-552 2 PLANILPORS0  9329 ILLINOIS BELL TEL CO 358      
630-552 3 PLANILPORS0  9329 ILLINOIS BELL TEL CO 358      
630-552 4 PLANILPORS0  9329 ILLINOIS BELL TEL CO 358      
630-552 5 CHCGILMF4MD  5562 METROPCS, INC. 358   2007-07-27   
630-552 6 CHCGIL24DS6  224C ONVOY, LLC 358   2014-09-07   

1 2 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.