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: 398

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-398 A Kingsport TN JHCYTNXCX2Y  5562 METROPCS, INC. 956      
423-398 0 Kingsport TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-398 1 Kingsport TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-398 3 Kingsport TN   525E ONVOY, LLC - TN 956      
423-398 5 Kingsport TN   792K CHARTER IP ENABLED SERVICES, LLC 956      
423-398 6 Kingsport TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-398 7 Kingsport TN JHCYTNXCX1Y  508J CENTURYLINK COMMUNICATIONS, LLC 956      
423-398 9 Kingsport TN   8645 SUNCOM DBA T-MOBILE USA 956      

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

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