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.

Last updated: Wed, 01 Jul 2015 02:21:19 UTC

NPA: 601 [Rate centres in NPA 601] [Dial plan for NPA 601]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA Eff date Disc date Map
601-485 A Meridian MS MRDNMSTLDS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL [link] 482     map

Sponsored by: Execulink Telecom