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: 722

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
586-722 A Warren MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-722 0 Warren MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-722 1 Warren MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-722 2 Warren MI   7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-722 3 Warren MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
586-722 4 Warren MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
586-722 5 Warren MI BRHMMIBDBMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 340      
586-722 6 Warren MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-722 7 Warren MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
586-722 8 Warren MI LIVNMIUX3MD  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340      
586-722 9 Warren MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.