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.

Trufant, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
616-200 A GDRPMIBLY4X  0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 348      
616-200 0 GDRPMIBLY4X  0975 LONG DISTANCE OF MICHIGAN, INC. DBA LDMI - MI 348   2004-04-05   
616-200 1 GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2004-09-02   
616-200 2 GDRPMIBQDS1  4632 TELNET WORLDWIDE, INC. 348   2004-12-24   
616-200 3 GDRPMIBLX8Z  2550 123 NET, INC. 348   2005-09-04   
616-200 4 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-07-17   
616-200 5 GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2007-02-25   
616-200 6 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2006-01-27   
616-200 7 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2011-03-12   
616-200 8 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2011-04-14   
616-266 A BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348      
616-266 1 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2016-01-25   
616-266 2   543C ONVOY, LLC - MI 348   2021-03-06   
616-266 3   543C ONVOY, LLC - MI 348   2021-03-06   
616-266 6 BRSPMI096MD  145J TERRA NOVA TELECOM INC. 348   2021-01-19   
616-266 7 GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2016-03-28   
616-266 8 GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2016-03-28   
616-266 9 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2018-10-30   
616-984 A TRFNMIMNRSA  9323 AMERITECH MICHIGAN 348      
616-984 0 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2014-02-24   
616-984 1 GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2013-01-05   
616-984 2 TRFNMIMNRSA  9323 AMERITECH MICHIGAN 348      
616-984 3 GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2012-05-26   
616-984 4 GDRPMIBL04Z  543C ONVOY, LLC - MI 348   2013-03-19   
616-984 5 TRFNMIMNRSA  9323 AMERITECH MICHIGAN 348      
616-984 6 TRFNMIMNRSA  9323 AMERITECH MICHIGAN 348      
616-984 7 TRCYMIMNWMD  7575 CENTURYLINK COMMUNICATIONS LLC 348   2015-09-19   
616-984 8 GDRPMIBL15Z  516C AT&T CORP. 348   2011-08-23   

Last updated: Sun, 28 Feb 2021 19:06:05 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.