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 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
248-726 0 Rochester MI SFLDMIDNDS6  340      
248-726 1 Rochester MI SFLDMIDNDS6  340      
248-726 7 Rochester MI SFLDMIDNDS6  340      
248-726 9 Rochester MI SFLDMIDNDS6  340      
248-731 A Birmingham MI SFLDMIDNDS6  340      
248-731 0 Birmingham MI SFLDMIDNDS6  340      
248-731 2 Birmingham MI SFLDMIDNDS6  340      
248-731 3 Birmingham MI SFLDMIDNDS6  340      
248-731 4 Birmingham MI SFLDMIDNDS6  340      
248-731 5 Birmingham MI SFLDMIDNDS6  340      
248-731 9 Birmingham MI SFLDMIDNDS6  340      
248-732 2 Pontiac MI SFLDMIDNDS6  340   2006-02-09   
248-742 A Drayton Plains MI SFLDMIDNDS6  340      
248-742 0 Drayton Plains MI SFLDMIDNDS6  340      
248-744 2 Royal Oak MI SFLDMIDNDS6  340   2019-06-07   
248-759 5 Rochester MI SFLDMIDNDS6  340   2010-04-20   
248-778 A Clarkston MI   340      
248-778 1 Clarkston MI   340      
248-778 2 Clarkston MI SFLDMIDNDS6  340      
248-778 3 Clarkston MI SFLDMIDNDS6  340      
248-779 A Commerce MI   340      
248-779 1 Commerce MI   340      
248-779 9 Commerce MI   340      
248-782 A South Lyon MI   340   2025-04-26   
248-782 5 South Lyon MI SFLDMIDNDS6  340   2003-08-20   
248-782 6 South Lyon MI SFLDMIDNDS6  340   2005-02-27   
248-782 7 South Lyon MI SFLDMIDNDS6  340   2006-01-05   
248-782 8 South Lyon MI SFLDMIDNDS6  340   2006-01-05   
248-783 A Lake Orion MI   340      
248-783 1 Lake Orion MI   340      
248-785 3 West Bloomfield MI SFLDMIDNDS6  340   2011-06-04   
248-793 2 Ortonville MI SFLDMIDNDS6  340   2006-09-22   
248-793 4 Ortonville MI SFLDMIDNDS6  340   2024-05-26   
248-793 9 Ortonville MI SFLDMIDNDS6  340   2011-01-23   
248-796 A Southfield MI SFLDMIDNDS6  340      
248-796 0 Southfield MI SFLDMIDNDS6  340      
248-809 1 Southfield MI SFLDMIDNDS6  340   2006-09-07   
248-809 4 Southfield MI SFLDMIDNDS6  340   2006-09-07   
248-809 5 Southfield MI SFLDMIDNDS6  340   2006-09-07   
248-817 3 Troy MI SFLDMIDNDS6  340   2012-02-25   
248-817 4 Troy MI SFLDMIDNDS6  340   2013-04-15   
248-817 8 Troy MI SFLDMIDNDS6  340   2012-09-04   
248-823 A Troy MI SFLDMIDNDS6  340      
248-823 1 Troy MI SFLDMIDNDS6  340      
248-823 2 Troy MI SFLDMIDNDS6  340      
248-823 4 Troy MI SFLDMIDNDS6  340      
248-823 5 Troy MI SFLDMIDNDS6  340      
248-823 7 Troy MI SFLDMIDNDS6  340      
248-823 8 Troy MI SFLDMIDNDS6  340      
248-824 6 Troy MI SFLDMIDNDS6  340   2010-07-16   
248-825 4 Troy MI SFLDMIDNDS6  340   2010-08-27   
248-825 8 Troy MI SFLDMIDNDS6  340   2010-12-02   
248-834 A Lake Orion MI SFLDMIDNDS6  340      
248-834 1 Lake Orion MI SFLDMIDNDS6  340      
248-841 4 Rochester MI SFLDMIDNDS6  340   2003-01-23   
248-841 8 Rochester MI SFLDMIDNDS6  340   2005-02-02   
248-845 2 Lake Orion MI SFLDMIDNDS6  340   2006-07-28   
248-845 4 Lake Orion MI SFLDMIDNDS6  340   2004-02-07   
248-846 A Holly MI SFLDMIDNDS6  340      
248-846 6 Holly MI SFLDMIDNDS6  340      
248-849 1 Southfield MI SFLDMIDNDS6  340   2014-10-24   
248-850 1 Royal Oak MI SFLDMIDNDS6  340   2008-05-15   
248-850 2 Royal Oak MI SFLDMIDNDS6  340   2008-05-15   
248-864 A Southfield MI SFLDMIDNDS6  340      
248-864 0 Southfield MI SFLDMIDNDS6  340      
248-864 1 Southfield MI SFLDMIDNDS6  340   2016-04-07   
248-864 2 Southfield MI SFLDMIDNDS6  340   2015-09-11   
248-870 5 Northville MI SFLDMIDNDS6  340   2019-10-07   
248-873 3 Farmington MI SFLDMIDNDS6  340   2019-12-23   
248-876 A Farmington MI SFLDMIDNDS6  340      
248-876 0 Farmington MI SFLDMIDNDS6  340   2010-12-18   
248-876 3 Farmington MI SFLDMIDNDS6  340   2007-10-05   
248-876 4 Farmington MI SFLDMIDNDS6  340      
248-883 A Pontiac MI SFLDMIDNDS6  340      
248-883 1 Pontiac MI SFLDMIDNDS6  340      
248-883 3 Pontiac MI SFLDMIDNDS6  340      
248-883 4 Pontiac MI SFLDMIDNDS6  340      
248-883 9 Pontiac MI SFLDMIDNDS6  340      
248-896 A Walled Lake MI SFLDMIDNDS6  340      
248-896 3 Walled Lake MI SFLDMIDNDS6  340      
248-896 5 Walled Lake MI SFLDMIDNDS6  340      
248-896 6 Walled Lake MI SFLDMIDNDS6  340      
248-907 6 Farmington MI SFLDMIDNDS6  340   2019-03-05   
248-918 A Troy MI SFLDMIDNDS6  340      
248-918 0 Troy MI SFLDMIDNDS6  340   2005-01-17   
248-918 2 Troy MI SFLDMIDNDS6  340   2005-09-22   
248-918 4 Troy MI SFLDMIDNDS6  340      
248-925 3 Troy MI SFLDMIDNDS6  340   2009-10-13   
248-929 A Lake Orion MI SFLDMIDNDS6  340      
248-929 0 Lake Orion MI SFLDMIDNDS6  340      
248-937 A Commerce MI SFLDMIDNDS6  340      
248-937 1 Commerce MI SFLDMIDNDS6  340      
248-937 3 Commerce MI SFLDMIDNDS6  340      
248-937 4 Commerce MI SFLDMIDNDS6  340      
248-937 5 Commerce MI SFLDMIDNDS6  340      
248-937 6 Commerce MI SFLDMIDNDS6  340      
248-937 8 Commerce MI SFLDMIDNDS6  340      
248-939 5 Farmington MI SFLDMIDNDS6  340   2014-01-10   
248-942 A Clarkston MI SFLDMIDNDS6  340      
248-942 2 Clarkston MI SFLDMIDNDS6  340      

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

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.