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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OCN: 919A MIDWEST TELECOM OF AMERICA, INC. - IN

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
219-344 9 La Porte IN PRTGINXARMD  332   2014-02-23   
219-472 7 Merrillville IN MEVLIN24DS0  358   2010-09-11   
219-500 4 Merrillville IN   358   2019-09-13   
219-706 1 Portage IN PRTGINXARMD  332   2015-01-10   
219-750 A Merrillville IN MEVLIN24DS0  358      
219-750 1 Merrillville IN MEVLIN24DS0  358   2005-04-23   
219-814 5 Michigan City IN PRTGINXARMD  332   2008-04-26   
219-850 A Portage IN PRTGINXARMD  332      
219-850 1 Portage IN PRTGINXARMD  332   2007-04-21   
574-485 5 South Bend IN PRTGINXARMD  332   2008-04-26   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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