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: 770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
231-944 7 Traverse City MI GDRPMIBL06Z  348   2007-12-03   
248-200 4 Southfield MI SFLDMIBVDS0  340   2005-03-10   
248-204 A Southfield MI SFLDMIBVDS0  340      
248-205 A Birmingham MI SFLDMIBVDS0  340      
248-205 1 Birmingham MI SFLDMIBVDS0  340      
248-205 2 Birmingham MI SFLDMIBVDS0  340      
248-205 3 Birmingham MI SFLDMIBVDS0  340      
248-205 4 Birmingham MI SFLDMIBVDS0  340      
248-205 5 Birmingham MI SFLDMIBVDS0  340      
248-205 7 Birmingham MI SFLDMIBVDS0  340      
248-215 A Holly MI SFLDMIBVDS0  340      
248-215 9 Holly MI SFLDMIBVDS0  340      
248-221 A Pontiac MI BRHMMIBDBMD  340      
248-221 3 Pontiac MI BRHMMIBDBMD  340   2013-09-30   
248-221 6 Pontiac MI BRHMMIBDBMD  340   2013-09-27   
248-226 A Southfield MI SFLDMIBVDS0  340      
248-226 1 Southfield MI SFLDMIBVDS0  340      
248-226 2 Southfield MI SFLDMIBVDS0  340      
248-226 3 Southfield MI SFLDMIBVDS0  340   2017-09-04   
248-226 4 Southfield MI SFLDMIBVDS0  340      
248-226 5 Southfield MI SFLDMIBVDS0  340      
248-226 6 Southfield MI SFLDMIBVDS0  340      
248-226 7 Southfield MI SFLDMIBVDS0  340      
248-226 9 Southfield MI SFLDMIBVDS0  340      
248-241 A Clarkston MI SFLDMIBVDS0  340      
248-241 9 Clarkston MI SFLDMIBVDS0  340      
248-242 A Commerce MI SFLDMIBVDS0  340      
248-242 9 Commerce MI SFLDMIBVDS0  340      
248-268 6 Royal Oak MI SFLDMIBVDS0  340   2013-08-23   
248-274 8 Oxford MI DTRTMIBAUMD  340   2021-03-12   
248-278 5 South Lyon MI SFLDMIBVDS0  340   2012-09-22   
248-294 A Pontiac MI BRHMMIBDBMD  340      
248-294 4 Pontiac MI BRHMMIBDBMD  340   2013-11-02   
248-294 5 Pontiac MI BRHMMIBDBMD  340   2013-11-02   
248-296 7 Pontiac MI SFLDMIBVDS0  340   2013-06-14   
248-296 8 Pontiac MI SFLDMIBVDS0  340   2013-06-14   
248-309 4 Pontiac MI BRHMMIBDBMD  340   2013-11-02   
248-309 5 Pontiac MI BRHMMIBDBMD  340   2013-11-02   
248-327 A Southfield MI BRHMMIBDBMD  340      
248-327 5 Southfield MI BRHMMIBDBMD  340   2008-04-11   
248-327 9 Southfield MI BRHMMIBDBMD  340      
248-392 9 Pontiac MI BRHMMIBDBMD  340   2013-08-15   
248-395 5 Southfield MI BRHMMIBDBMD  340   2018-02-19   
248-494 5 Pontiac MI SFLDMIBVDS0  340   2010-02-08   
248-529 A Milford-White Lake MI SFLDMIBVDS0  340      
248-529 2 Milford-White Lake MI SFLDMIBVDS0  340      
248-572 A Oxford MI SFLDMIBVDS0  340      
248-572 9 Oxford MI SFLDMIBVDS0  340      
248-573 A South Lyon MI SFLDMIBVDS0  340      
248-573 1 South Lyon MI SFLDMIBVDS0  340      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.