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: 522

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-522 A Morristown TN MRTWTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-522 0 Morristown TN KNVLTNMAY8X  624H ONVOY SPECTRUM, LLC 474      
423-522 1 Morristown TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-522 2 Morristown TN MRTWTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-522 3 Morristown TN MRTWTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-522 5 Morristown TN MRTWTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-522 6 Morristown TN MRTWTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-522 7 Morristown TN MRTWTNMADS0  9419 BELLSOUTH TELECOMM INC DBA SOUTH CENTRAL BELL TEL 474      
423-522 8 Morristown TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-522 9 Morristown TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      

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

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