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: 712

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-712 A Bluff City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-712 0 Bluff City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2015-03-28   
423-712 1 Bluff City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2018-05-28   
423-712 2 Bluff City TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2018-05-28   
423-712 3 Bluff City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2018-06-09   
423-712 4 Bluff City TN JHCYTNXCXAY  073H TELNYX LLC 956   2021-01-17   
423-712 5 Bluff City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2022-09-29   
423-712 6 Bluff City TN JHCYTNXCXRX  114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 956   2019-08-12   
423-712 7 Bluff City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2021-07-10   
423-712 8 Bluff City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-06-06   
423-712 9 Bluff City TN JHCYTNXCXPX  525E ONVOY, LLC - TN 956   2019-06-06   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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