Local Calling Guide

Area code/prefix search

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OCN: 7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
906-251 3 Marquette MI   342   2019-01-15   
906-253 8 Sault Ste Marie MI   342   2019-01-22   
906-275 3 Houghton MI   342   2019-09-22   
906-352 3 Menominee MI   342   2019-09-22   
906-372 5 Gwinn MI   342   2019-09-16   
906-401 3 Negaunee MI   342   2019-09-16   
906-448 3 Iron Mountain MI   342   2019-09-16   
906-464 A Ishpeming MI MRQTMIMNYMD  342      
906-464 9 Ishpeming MI   342   2003-09-01   
906-729 3 Calumet MI   342   2019-09-22   
906-767 3 Ironwood MI   342   2019-09-22   
906-825 3 Gladstone MI   342   2019-09-23   
906-826 3 Stephenson MI   342   2019-09-22   
947-517 0 Southfield MI   340   2009-12-24   
989-202 6 Houghton Lake MI   344   2011-03-01   
989-217 3 Gaylord MI   344   2010-03-01   
989-286 9 Caro MI   344   2018-08-07   
989-310 4 East Tawas MI   344   2016-03-15   
989-341 5 Saginaw MI   344   2015-01-15   
989-342 5 Lewiston MI   344   2020-08-03   
989-346 A Mio MI SGNWMIFAX5X  344      
989-346 3 Mio MI   344   2020-09-04   
989-349 3 Birch Run MI   344   2009-03-29   
989-359 3 Gladwin MI   344   2011-12-16   
989-361 4 Auburn MI   344   2022-03-31   
989-368 4 Harrison MI   344   2020-08-03   
989-391 3 Bay City MI   344   2007-06-30   
989-449 3 Ithaca MI   344   2016-06-10   
989-465 4 Coleman MI   344   2012-06-01   
989-472 5 Owosso MI   344   2007-06-30   
989-484 A Saginaw MI SGNWMIFAX5X  344      
989-484 9 Saginaw MI   344   2003-09-01   
989-486 2 Midland MI   344   2006-05-26   
989-533 3 Alma MI   344   2011-02-01   
989-534 3 St Johns MI   344   2012-12-17   
989-541 3 Durand MI   344   2012-12-17   
989-546 2 Mount Pleasant MI   344   2006-11-05   
989-569 2 Oscoda MI   344   2020-09-04   
989-581 3 Ovid MI   344   2012-12-17   
989-623 3 Bad Axe MI   344   2012-03-01   
989-692 5 Freeland MI   344   2009-12-10   
989-726 3 West Branch MI   344   2010-09-01   
989-783 3 Roscommon MI   344   2014-01-10   
989-785 7 Atlanta MI   344   2010-09-01   
989-818 4 Lakeview MI   344   2018-04-02   
989-889 3 Grayling MI   344   2012-11-01   
989-898 5 Midland MI   344   2019-10-17   
989-931 A Farwell MI SGNWMIFAX5X  344      
989-931 3 Farwell MI   344   2019-02-05   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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