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.

NPA: 586 [Rate centres in NPA 586] [Dial plan for NPA 586]

NXX: 649

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
586-649 A Mount Clemens MI SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
586-649 2 Mount Clemens MI SFLDMIDICA0  2550 123.NET, LLC 340      
586-649 3 Mount Clemens MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-649 4 Mount Clemens MI SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
586-649 5 Mount Clemens MI SFLDMIOL1MD  4044 GLOBAL CROSSING TELEMANAGEMENT, INC. - MI 340      
586-649 6 Mount Clemens MI SFLDMIDNDS5  9714 GRID 4 COMMUNICATIONS, INC. - MI 340      
586-649 7 Mount Clemens MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
586-649 8 Mount Clemens MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
586-649 9 Mount Clemens MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.