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: 791

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-791 A Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-791 0 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-791 1 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-791 2 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-791 3 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-791 4 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-791 5 Johnson City TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956      
423-791 6 Johnson City TN   8645 SUNCOM DBA T-MOBILE USA 956      
423-791 7 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   
423-791 8 Johnson City TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2015-09-05   
423-791 9 Johnson City TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2021-07-09   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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