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: 486

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
586-486 A Center Line MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-486 0 Center Line MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-486 1 Center Line MI   145J TERRA NOVA TELECOM INC. 340      
586-486 2 Center Line MI SFLDMIQJDS1  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 340      
586-486 3 Center Line MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-486 4 Center Line MI   961J WOW! INTERNET, CABLE AND PHONE 340      
586-486 5 Center Line MI WAYNMIMNXUX  318J COMCAST IP PHONE, LLC 340      
586-486 6 Center Line MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-486 7 Center Line MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-486 8 Center Line MI   829J PAETEC ITEL, LLC 340      
586-486 9 Center Line MI SFLDMITODS2  543C ONVOY, LLCV - 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.