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: 720

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-720 A Newport TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474      
423-720 0 Newport TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474      
423-720 1 Newport TN KNVLTNMA56Z  124F BANDWIDTH.COM CLEC, LLC - TN 474      
423-720 2 Newport TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-720 3 Newport TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-720 4 Newport TN KNVNTNEC0MD  073H TELNYX LLC 474      
423-720 6 Newport TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-720 7 Newport TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-720 8 Newport TN KNVLTNMA49Z  525E ONVOY, LLC - TN 474      
423-720 9 Newport TN MRTWTNCKDS0  430H MRSTWN UT COMM DBA MRSTWN UT SYS FIBERNET - TN 474      

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

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