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: 625

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
586-625 A Armada MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340      
586-625 0 Armada MI   5562 METROPCS, INC. 340   2017-01-08   
586-625 1 Armada MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2025-09-27   
586-625 2 Armada MI   5562 METROPCS, INC. 340   2006-01-30   
586-625 3 Armada MI   5562 METROPCS, INC. 340   2012-02-09   
586-625 4 Armada MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 340   2025-09-27   
586-625 5 Armada MI   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 340   2014-08-17   
586-625 6 Armada MI   5562 METROPCS, INC. 340   2007-10-11   
586-625 7 Armada MI   5562 METROPCS, INC. 340   2007-10-11   
586-625 8 Armada MI   829J PAETEC ITEL, LLC 340   2009-10-26   
586-625 9 Armada MI   5562 METROPCS, INC. 340   2016-07-27   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.