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: 330

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-330 A Erwin TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-330 0 Erwin TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2005-08-13   
423-330 1 Erwin TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2010-06-19   
423-330 2 Erwin TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-25   
423-330 3 Erwin TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-25   
423-330 4 Erwin TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2007-06-23   
423-330 5 Erwin TN JHCYTNXCX2Y  8645 SUNCOM DBA T-MOBILE USA 956   2003-10-25   
423-330 6 Erwin TN JHCYTNXCXHY  318J COMCAST IP PHONE, LLC 956   2008-04-05   
423-330 7 Erwin TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2008-12-12   
423-330 8 Erwin TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      
423-330 9 Erwin TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956      

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

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