Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Harvard, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
779-384 A   6529 T-MOBILE USA, INC. 358   2024-02-23   
779-384 9   6529 T-MOBILE USA, INC. 358   2024-02-23   
779-977 A CHCGILWURMD  965H FRACTEL, LLC 358      
779-977 0   515J IP HORIZON LLC 358   2021-06-27   
779-977 1   939H COMMIO, LLC 358   2024-02-04   
779-977 2 CHCGILNEXIX  506J TWILIO INTERNATIONAL, INC. 358   2021-04-13   
779-977 3 CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-18   
779-977 4 CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-25   
779-977 5 CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-25   
779-977 6 CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-25   
779-977 7 CHCGILWURMD  965H FRACTEL, LLC 358   2020-09-11   
779-977 8 CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-25   
779-977 9 CHCGILWUKMD  939H COMMIO, LLC 358   2023-08-25   
815-560 A CHCGILMF5MD  5562 METROPCS, INC. 358      
815-560 0 CHCGIL24DS6  224C ONVOY, LLC 358   2012-10-01   
815-560 1 CHCGILMF5MD  5562 METROPCS, INC. 358   2003-05-12   
815-560 2 CHCGILMF5MD  5562 METROPCS, INC. 358   2003-12-28   
815-560 3   145J TERRA NOVA TELECOM INC. 358   2021-05-31   
815-560 4 CHCGILWUJMD  073H TELNYX LLC 358   2018-07-13   
815-560 5 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-11-25   
815-560 6   6529 T-MOBILE USA, INC. 358   2024-03-05   
815-560 7 CHCGILMF5MD  5562 METROPCS, INC. 358   2004-09-03   
815-560 8 CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2004-02-04   
815-560 9 JOLTILJOPMD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 358   2010-06-13   
815-770 A ALTSIL010MD  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 358      
815-770 0 ALTSIL010MD  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 358   2006-04-07   
815-770 1 CHCGILWUSMD  145J TERRA NOVA TELECOM INC. 358   2022-10-07   
815-770 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-10-03   
815-770 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-10-03   
815-770 4 EGVGILIFDS1  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2012-02-01   
815-770 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-11   
815-770 6 CHCGIL24DS6  224C ONVOY, LLC 358   2016-03-28   
815-770 7 CHCGIL24DS6  224C ONVOY, LLC 358   2012-09-29   
815-770 8 CHCGILDTDS3  5447 ACCESS ONE, INC. - IL 358   2006-08-06   
815-770 9 ALTSIL010MD  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 358   2014-07-27   
815-887 A RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
815-887 0 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-887 1 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-887 2 CHCGILWUX1X  8760 US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL 358   2009-11-10   
815-887 3 CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2008-08-14   
815-887 4 CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-09-26   
815-887 5 CHCGILCLXOX  516C AT&T CORP. 358   2011-06-01   
815-887 6 CHCGIL24DS6  224C ONVOY, LLC 358   2014-05-10   
815-887 7 CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358   2014-02-25   
815-887 8 CHCGIL24DS6  224C ONVOY, LLC 358   2016-03-28   
815-887 9 RLMDILAGDS4  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
815-943 A HRVRILHVRS0  9329 ILLINOIS BELL TEL CO 358      

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

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