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.
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Switch: DLTHMN360MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
218-241 3 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2020-09-06   
218-464 A Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624      
218-464 0 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2006-10-26   
218-464 1 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2007-06-14   
218-464 4 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2008-04-12   
218-464 5 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2010-11-14   
218-481 7 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2013-01-09   
218-522 4 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2014-08-10   
218-606 1 Duluth MN 447D CHARTER FIBERLINK, LLC - MN 624   2015-07-29   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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