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.

Rosebush, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-334 A OWSOMIXH7MD  691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI 344      
989-334 0 OWSOMIXH7MD  691A DAYSTARR, LLC DBA DAYSTARR COMMUNICATIONS - MI 344   2009-04-18   
989-334 1 SGNWMIFAXJX  991E BANDWIDTH.COM CLEC, LLC - MI 344   2012-07-06   
989-334 2 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2012-10-13   
989-334 3 SGNWMIACDS1  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 344   2015-12-24   
989-334 4 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2016-03-30   
989-334 5 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2016-03-30   
989-334 6 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2020-11-27   
989-334 7 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2013-04-05   
989-334 8 SGNWMIFAXCY  508J CENTURYLINK COMMUNICATIONS, LLC 344   2015-05-06   
989-334 9 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2020-11-27   
989-433 A RSBHMIMNRS0  9323 MICHIGAN BELL TEL CO 344      
989-433 0 RSBHMIMNRS0  9323 MICHIGAN BELL TEL CO 344      
989-433 1 SGNWMIATX0X  516C AT&T CORP. 344   2013-02-22   
989-433 2 RSBHMIMNRS0  9323 MICHIGAN BELL TEL CO 344      
989-433 4 MNPLMICFDS1  0127 WINN TELEPHONE COMPANY DBA WINN TELECOM - MI 344   2006-04-15   
989-433 5 RSBHMIMNRS0  9323 MICHIGAN BELL TEL CO 344      
989-433 6 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2004-11-14   
989-433 7 SGNWMIFAZMD  2550 123.NET, LLC 344   2005-09-04   
989-433 8 SGNWMIPA1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344   2007-02-25   
989-664 A SGNWMIACEMD  516J TON80 COMMUNICATIONS, LLC 344      
989-664 4 SGNWMIACEMD  516J TON80 COMMUNICATIONS, LLC 344   2022-05-04   
989-664 6   624H ONVOY SPECTRUM, LLC 344   2024-08-11   

Last updated: Wed, 01 Jan 2025 02:39:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.