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: 900

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
586-900 A Mount Clemens MI SFLDMIMK9MD  145J TERRA NOVA TELECOM INC. 340      
586-900 0 Mount Clemens MI   145J TERRA NOVA TELECOM INC. 340      
586-900 1 Mount Clemens MI DTRTMIAPG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 340      
586-900 2 Mount Clemens MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-900 3 Mount Clemens MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-900 4 Mount Clemens MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-900 5 Mount Clemens MI SFLDMIDNDS6  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-900 6 Mount Clemens MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-900 7 Mount Clemens MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-900 8 Mount Clemens MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      
586-900 9 Mount Clemens MI SFLDMITODS2  543C ONVOY, LLCV - MI 340      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.