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: 532

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-532 A Newport TN KNVLTNMAYAY  829J PAETEC ITEL, LLC 474   2024-12-05   
423-532 0 Newport TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2008-07-11   
423-532 1 Newport TN   829J PAETEC ITEL, LLC 474      
423-532 2 Newport TN   829J PAETEC ITEL, LLC 474      
423-532 3 Newport TN   829J PAETEC ITEL, LLC 474      
423-532 4 Newport TN   318J COMCAST IP PHONE, LLC 474   2022-10-17   
423-532 5 Newport TN   829J PAETEC ITEL, LLC 474      
423-532 7 Newport TN   318J COMCAST IP PHONE, LLC 474   2008-08-27   
423-532 8 Newport TN   792K CHARTER IP ENABLED SERVICES, LLC 474   2007-01-21   
423-532 9 Newport TN   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 474   2008-09-11   

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

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