Local Calling Guide

Area code/prefix search

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Linwood, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-308 A SGNWMIFAXNX  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 344      
989-308 0   991E BANDWIDTH.COM CLEC, LLC - MI 344   2012-08-24   
989-308 1   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 344   2015-12-24   
989-308 2   543C ONVOY, LLCV - MI 344   2012-10-13   
989-308 3   543C ONVOY, LLCV - MI 344   2016-03-31   
989-308 4   543C ONVOY, LLCV - MI 344   2016-03-31   
989-308 5   624H ONVOY SPECTRUM, LLC 344   2024-08-11   
989-308 6   770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 344   2010-06-21   
989-308 7   508J CENTURYLINK COMMUNICATIONS, LLC 344   2015-05-06   
989-308 8   543C ONVOY, LLCV - MI 344   2018-09-13   
989-308 9   939H COMMIO, LLC 344   2023-11-18   
989-564 A SGNWMIATX0X  516C AT&T CORP. 344      
989-564 0   939H COMMIO, LLC 344   2023-11-18   
989-564 1   939H COMMIO, LLC 344   2023-11-18   
989-564 2   543C ONVOY, LLCV - MI 344   2021-03-05   
989-564 3   543C ONVOY, LLCV - MI 344   2021-03-05   
989-564 4   543C ONVOY, LLCV - MI 344   2013-03-15   
989-564 5   829J PAETEC ITEL, LLC 344   2015-03-19   
989-564 7   516C AT&T CORP. 344   2011-02-03   
989-564 8   939H COMMIO, LLC 344   2023-11-18   
989-564 9   939H COMMIO, LLC 344   2023-11-18   
989-697 A LNWDMIMNRSA  9323 MICHIGAN BELL TEL CO 344      
989-697 0   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2004-11-14   
989-697 1   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2006-01-27   
989-697 2   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 344   2020-02-28   
989-697 3   9323 MICHIGAN BELL TEL CO 344      
989-697 4   9323 MICHIGAN BELL TEL CO 344      
989-697 5   9323 MICHIGAN BELL TEL CO 344      
989-697 6   817J INTERACTIVE SERVICES NETWORK, INC. 344   2005-09-04   
989-697 7   792K CHARTER IP ENABLED SERVICES, LLC 344   2007-02-25   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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