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.

Owosso, MI

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-251 A SGNWMIFAX7X  5562 METROPCS, INC. 344      
989-251 0 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2021-07-27   
989-251 1 SGNWMIFAX7X  5562 METROPCS, INC. 344   2020-06-06   
989-251 2 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2014-10-10   
989-251 3 SGNWMIFAX7X  5562 METROPCS, INC. 344   2013-08-16   
989-251 4 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2014-10-10   
989-251 5 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2017-03-18   
989-251 6 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2014-04-30   
989-251 7 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2018-08-11   
989-251 8 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2013-10-02   
989-251 9 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2014-09-30   
989-277 A SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-413 A SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-472 A SGNWMIFAZMD  2550 123.NET, INC. 344      
989-472 0 SGNWMIAC6MD  939H COMMIO, LLC 344   2022-10-22   
989-472 1 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2006-09-07   
989-472 2 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2006-09-07   
989-472 3 OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344   2009-03-22   
989-472 4 OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344   2007-03-18   
989-472 5 SGNWMIFAX5X  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 344   2007-06-30   
989-472 6 SGNWMIFAX7X  5562 METROPCS, INC. 344   2008-10-03   
989-472 7 SGNWMIFAX7X  5562 METROPCS, INC. 344   2008-10-03   
989-472 8 SGNWMIFAXCY  508J CENTURYLINK COMMUNICATIONS, LLC 344   2015-04-21   
989-472 9 SGNWMIFAZMD  2550 123.NET, INC. 344   2003-03-08   
989-494 A SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-494 0 OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344   2013-06-15   
989-494 1 SGNWMIFAXJX  991E BANDWIDTH.COM CLEC, LLC - MI 344   2009-03-06   
989-494 2 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2008-02-11   
989-494 3 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2006-12-20   
989-494 4 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344      
989-494 5 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2006-08-29   
989-494 6 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2009-11-23   
989-494 7 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2010-08-08   
989-494 8 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2005-08-01   
989-494 9 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2004-09-17   
989-627 A SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-627 0 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-627 1 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344      
989-627 2 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2006-01-16   
989-627 3 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2006-10-01   
989-627 4 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2007-12-06   
989-627 5 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2009-02-02   
989-627 6 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2008-10-14   
989-627 7 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2008-05-05   
989-627 8 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2009-05-28   
989-627 9 SGNWMIATWMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2009-09-06   
989-666 A   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-666 0   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-666 1 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-666 2 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      

1 2 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.