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.

St Johns, MI

1 2 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
989-209 A SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-209 0 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2022-11-08   
989-209 1 ALMAMIXGFMD  543C ONVOY, LLCV - MI 344   2023-08-26   
989-209 2 ALMAMIXGOMD  624H ONVOY SPECTRUM, LLC 344   2023-05-30   
989-209 3 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2023-07-08   
989-209 4 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2023-09-12   
989-209 5 SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2023-11-13   
989-209 7 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2021-12-18   
989-209 8 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2021-12-18   
989-209 9 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2021-12-18   
989-224 A STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 A STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 0 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 1 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 2 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 3 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 4 STJHMICJ0MD  591C WESTPHALIA BROADBAND, INC. - MI 344      
989-227 5 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 6 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 7 SGNWMIFAZMD  2550 123.NET, INC. 344   2003-03-08   
989-227 8 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-227 9 STJHMIXGDS0  0695 FRONTIER NORTH, INC. - MI 344      
989-292 A SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-292 0 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-292 1 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-292 2 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2008-05-02   
989-292 3 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2006-05-21   
989-292 4 OWTPMI021MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 344   2007-03-18   
989-292 5 SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2009-09-26   
989-292 6 SGNWMIECXQX  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 344   2014-06-10   
989-292 7 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2011-09-07   
989-292 8 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2011-02-18   
989-292 9 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344      
989-307 A SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344      
989-307 0 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2005-08-05   
989-307 1 SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2004-12-31   
989-307 2 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2007-06-09   
989-307 3   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2010-08-11   
989-307 4 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2017-09-01   
989-307 5 SGNWMIFAXOY  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 344   2013-01-24   
989-307 6 SGNWMIATUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 344   2015-09-22   
989-307 7 SGNWMIFAXCY  508J CENTURYLINK COMMUNICATIONS, LLC 344   2015-05-08   
989-307 8 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2007-01-03   
989-307 9 SGNWMIFAXFY  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2003-07-07   
989-403 A SGNWMIFADS1  3535 ACD TELECOM, INC. - MI 344      
989-403 0 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2015-12-17   
989-403 1 SGNWMIFAXKX  543C ONVOY, LLCV - MI 344   2015-12-17   
989-403 2 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2017-09-01   
989-403 3 SGNWMIFADS1  3535 ACD TELECOM, INC. - MI 344   2009-02-08   
989-403 4 SGNWMIFAX7X  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 344   2017-09-01   

1 2 >>

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.