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: 817

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-817 A Kingsport TN JHCYTNXCX2Y  5562 METROPCS, INC. 956      
423-817 0 Kingsport TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-817 1 Kingsport TN JHCYTNXCX2Y  5562 METROPCS, INC. 956      
423-817 2 Kingsport TN JHCYTNXCX2Y  5562 METROPCS, INC. 956      
423-817 3 Kingsport TN JHCYTNXCX2Y  5562 METROPCS, INC. 956      
423-817 5 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-817 6 Kingsport TN JHCYTNXCX8Y  939H COMMIO, LLC 956      
423-817 7 Kingsport TN JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956      
423-817 8 Kingsport TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-817 9 Kingsport TN JHCYTNXCX2Y  5562 METROPCS, INC. 956      

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

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