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.

Hartland, MI

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
810-207 A SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
810-207 0 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2006-01-16   
810-207 1 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2010-01-01   
810-207 2 SFLDMIMKDS1  473D CMC TELECOM, INC. - MI 340   2008-01-17   
810-207 3 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2012-06-25   
810-207 4 SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340   2006-09-21   
810-207 5 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2011-05-01   
810-207 6 SFLDMITODS2  543C ONVOY, LLC - MI 340   2012-07-13   
810-207 7 SFLDMIBVDS0  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340   2009-05-01   
810-207 8 DTRTMIBASMD  516C AT&T CORP. 340   2007-02-22   
810-207 9 FETPMIAU2MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 340   2007-02-25   
810-279 A   508J CENTURYLINK COMMUNICATIONS LLC 340      
810-279 0 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2014-06-13   
810-279 1 SFLDMIMKDS2  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 340   2014-06-21   
810-279 2 SFLDMIMNXRX  991E BANDWIDTH.COM CLEC, LLC - MI 340   2014-09-19   
810-279 3 SFLDMITODS2  543C ONVOY, LLC - MI 340   2016-03-28   
810-279 4 SFLDMITODS2  543C ONVOY, LLC - MI 340   2016-03-28   
810-279 7   508J CENTURYLINK COMMUNICATIONS LLC 340   2014-06-12   
810-279 8 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2014-06-24   
810-279 9 DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340   2014-06-24   
810-632 A HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 0 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 1 SFLDMIWKDS0  4125 XO COMMUNICATIONS SERVICES, INC. - MI 340   2003-01-17   
810-632 2 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 3 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 4 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 5 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 6 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 7 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-632 8 SFLDMITODS2  543C ONVOY, LLC - MI 340   2007-05-18   
810-632 9 HRLDMIHRDS0  9323 AMERITECH MICHIGAN 340      
810-746 A   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-746 0   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-746 1   279B CLEAR RATE COMMUNICATIONS - CLEC - MI 340   2013-03-07   
810-746 2   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
810-746 3   145J TERRA NOVA TELECOM INC. 340   2021-05-04   
810-746 4 SFLDMIQJDS1  7279 MCI WORLDCOM COMMUNICATIONS, INC. - MI 340   2011-10-03   
810-746 5 FLNTMICDDS0  7701 PHONE MICHIGAN 340   2009-12-14   
810-746 6 DTRTMIBHZMD  8685 US XCHANGE OF MICHIGAN LLC DBA CHOICE ONE COMM MI 340   2009-11-16   
810-746 7 SFLDMITODS2  543C ONVOY, LLC - MI 340   2013-03-15   
810-746 9   318J COMCAST IP PHONE LLC 340   2014-01-24   
810-800 A SFLDMIUPDS0  4632 TELNET WORLDWIDE, INC. 340      
810-991 A SFLDMIDICA0  2550 123 NET, INC. 340      
810-991 0 SFLDMIDICA0  2550 123 NET, INC. 340   2003-04-20   
810-991 1   318J COMCAST IP PHONE LLC 340   2005-03-23   
810-991 2 SFLDMIWKDS0  4125 XO COMMUNICATIONS SERVICES, INC. - MI 340   2005-07-21   
810-991 3 SFLDMICWDS0  0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 340   2003-11-24   
810-991 4 SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2004-02-07   
810-991 5 SFLDMITODS2  543C ONVOY, LLC - MI 340   2019-03-23   
810-991 6 ANARMIMNX8X  3535 ACD TELECOM, INC. - MI 340   2005-07-28   

1 2 >>

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.