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.

OCN: 6120 LEVEL 3 COMMUNICATIONS, LLC - MI

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
906-475 8 Negaunee MI MRQTMIMNCMD  342   2006-05-31   
906-477 4 Engadine MI MRQTMIMNCMD  342   2018-12-14   
906-477 5 Engadine MI MRQTMIMNCMD  342   2005-03-19   
906-498 8 Hermansville MI MRQTMIMNCMD  342   2005-03-19   
906-523 1 Houghton MI MRQTMIMNCMD  342   2006-08-22   
906-523 2 Houghton MI MRQTMIMNCMD  342   2006-08-22   
906-523 9 Houghton MI MRQTMIMNCMD  342   2005-03-25   
906-542 4 Channing MI MRQTMIMNCMD  342   2005-03-19   
906-542 6 Channing MI MRQTMIMNCMD  342   2018-12-08   
906-553 4 Escanaba MI MRQTMIMNCMD  342   2005-03-19   
906-553 6 Escanaba MI MRQTMIMNCMD  342   2006-10-10   
906-563 1 Norway MI MRQTMIMNCMD  342   2007-05-27   
906-563 4 Norway MI MRQTMIMNCMD  342   2014-05-11   
906-569 1 Trout Lake MI MRQTMIMNCMD  342   2005-03-19   
906-586 4 Curtis MI MRQTMIMNCMD  342   2005-03-19   
906-628 7 Garden MI MRQTMIMNCMD  342   2018-03-09   
906-629 A Marquette MI MRQTMIMNCMD  342      
906-629 0 Marquette MI MRQTMIMNCMD  342      
906-629 1 Marquette MI MRQTMIMNCMD  342      
906-629 6 Marquette MI MRQTMIMNCMD  342      
906-661 1 Amasa MI MRQTMIMNCMD  342   2007-05-27   
906-661 2 Amasa MI MRQTMIMNCMD  342   2013-08-13   
906-662 A Marquette MI MRQTMIMNCMD  342      
906-662 0 Marquette MI MRQTMIMNCMD  342      
906-662 4 Marquette MI MRQTMIMNCMD  342      
906-662 9 Marquette MI MRQTMIMNCMD  342      
906-663 7 Bessemer MI MRQTMIMNCMD  342   2018-03-14   
906-670 A Watersmeet MI MRQTMIMNCMD  342      
906-670 4 Watersmeet MI MRQTMIMNCMD  342   2005-03-19   
906-680 A Wakefield MI MRQTMIMNCMD  342      
906-680 0 Wakefield MI MRQTMIMNCMD  342      
906-680 4 Wakefield MI MRQTMIMNCMD  342   2005-03-19   
906-680 9 Wakefield MI MRQTMIMNCMD  342      
906-723 A Bark River MI MRQTMIMNCMD  342      
906-723 0 Bark River MI MRQTMIMNCMD  342      
906-723 4 Bark River MI MRQTMIMNCMD  342   2005-03-19   
906-723 9 Bark River MI MRQTMIMNCMD  342      
906-738 2 Wallace MI MRQTMIMNCMD  342   2020-02-29   
906-748 8 Sault Ste Marie MI MRQTMIMNCMD  342   2018-09-22   
906-753 7 Stephenson MI MRQTMIMNCMD  342   2007-05-27   
906-762 A Newberry MI MRQTMIMNCMD  342      
906-762 0 Newberry MI MRQTMIMNCMD  342   2013-07-21   
906-762 4 Newberry MI MRQTMIMNCMD  342   2005-03-19   
906-767 5 Ironwood MI MRQTMIMNCMD  342   2020-12-18   
906-813 A Bergland MI MRQTMIMNCMD  342      
906-813 0 Bergland MI MRQTMIMNCMD  342      
906-813 4 Bergland MI MRQTMIMNCMD  342   2005-03-19   
906-813 9 Bergland MI MRQTMIMNCMD  342      
906-828 3 Iron Mountain MI MRQTMIMNCMD  342   2007-10-25   
906-828 4 Iron Mountain MI MRQTMIMNCMD  342   2015-12-31   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 >>

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.