Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 423 [Rate centres in NPA 423] [Dial plan for NPA 423]

NXX: 289

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-289 A Morristown TN KNVLTNMA96Z  7476 POWERTEL NASHVILLE LICENSES, INC. 474      
423-289 0 Morristown TN   829J PAETEC ITEL, LLC 474      
423-289 1 Morristown TN   829J PAETEC ITEL, LLC 474      
423-289 2 Morristown TN KNVLTNMA96Z  7476 POWERTEL NASHVILLE LICENSES, INC. 474      
423-289 3 Morristown TN   525E ONVOY, LLC - TN 474      
423-289 4 Morristown TN   525E ONVOY, LLC - TN 474      
423-289 9 Morristown TN   145J TERRA NOVA TELECOM INC. 474      

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

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