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.

Morris, IL

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
779-241 A ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
779-241 0 CHCGILWUJMD  073H TELNYX LLC 358   2019-04-29   
779-241 1 CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-10-10   
779-241 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-06-19   
779-241 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2020-09-20   
779-241 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2020-09-20   
779-241 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2020-09-20   
779-241 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2020-09-20   
779-241 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2020-09-20   
779-241 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-07-31   
779-463 A CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
779-463 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-06-06   
779-463 1 CHCGIL24DS6  224C ONVOY, LLC 358   2023-08-12   
779-463 2 CHCGIL24DS6  224C ONVOY, LLC 358   2023-06-05   
779-463 3 CHCGIL24DS6  224C ONVOY, LLC 358   2023-08-12   
779-463 4 CHCGIL24DS6  224C ONVOY, LLC 358   2023-08-12   
779-463 5 CHCGIL24DS6  224C ONVOY, LLC 358   2023-08-12   
779-463 6 CHCGIL24DS6  224C ONVOY, LLC 358   2023-08-12   
779-463 7 CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358   2022-05-26   
779-463 8 CHCGIL24DS6  224C ONVOY, LLC 358   2024-03-08   
779-463 9 CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2024-04-28   
815-318 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-318 0 CHCGILWUJMD  073H TELNYX LLC 358   2017-05-08   
815-318 1 CHCGIL24DS6  224C ONVOY, LLC 358   2010-05-20   
815-318 2 EGVGILIFDS0  7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL 358   2004-05-29   
815-318 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2005-02-20   
815-318 4 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2005-03-19   
815-318 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-318 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-318 7   145J TERRA NOVA TELECOM INC. 358   2021-10-29   
815-318 8 CHCGILDTKMD  5447 ACCESS ONE, INC. - IL 358   2006-08-06   
815-318 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2022-04-01   
815-364 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 1 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 2 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 3 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 5 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 6 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-364 7 CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-18   
815-364 8 CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-18   
815-364 9 CHCGIL24DS6  224C ONVOY, LLC 358   2021-11-18   
815-413 A CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358      
815-416 A MRRSILMSDS0  9329 ILLINOIS BELL TEL CO 358      
815-416 0 MRRSILMSDS0  9329 ILLINOIS BELL TEL CO 358      
815-416 1 MRRSILMSDS0  9329 ILLINOIS BELL TEL CO 358      
815-416 2 MRRSILMSDS0  9329 ILLINOIS BELL TEL CO 358      
815-416 3 MRRSILMSDS0  9329 ILLINOIS BELL TEL CO 358      
815-416 4 MRRSILMSDS0  9329 ILLINOIS BELL TEL CO 358      
815-416 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-01-09   
815-416 6 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2006-05-08   
815-416 7 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-01-09   
815-416 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2004-09-27   
815-416 9 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   
815-513 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-513 0 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-513 1 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2007-02-23   
815-513 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-07-02   
815-513 3 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2012-05-05   
815-513 4 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-08-05   
815-513 5 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2005-07-01   
815-513 6 CHCGIL24DS6  224C ONVOY, LLC 358   2012-09-30   
815-513 7 CHCGIL24DS6  224C ONVOY, LLC 358   2014-04-07   
815-513 8 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-12-28   
815-513 9 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-532 A LBRDILGOAMD  6630 USA MOBILITY WIRELESS, INC. 358      
815-585 A CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-585 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2007-12-14   
815-585 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-06-16   
815-585 2 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-03-28   
815-585 3 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-08-19   
815-585 4 CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
815-585 5 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2009-02-20   
815-585 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2009-02-20   
815-585 7 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-09-25   
815-585 8 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-585 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2013-04-27   
815-661 A CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
815-661 0 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-10-24   
815-661 1 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2008-10-24   
815-661 2 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-05-09   
815-661 3 CHCGILACGT0  8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL 358      
815-661 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-06-26   
815-661 5 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-05-21   
815-661 6 CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2015-05-21   
815-661 7 CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358   2013-06-28   
815-661 8 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2014-05-05   
815-661 9 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-06-26   
815-705 A LSLEILAADS1  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
815-705 0 CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-06-20   
815-705 1 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2012-06-19   
815-705 2 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2012-06-19   
815-705 3 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2013-01-11   
815-705 4 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-12-27   
815-705 5 CHCGILWBXWZ  829J PAETEC ITEL, LLC 358   2009-11-06   
815-705 6 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-12-27   
815-705 7 CHCGILWUX6X  460K FIRST COMMUNICATIONS, LLC 358   2012-06-19   
815-705 8 ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2005-06-04   
815-705 9 LSLEILAADS1  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      

1 2 >>

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.