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: 812

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-812 A Greeneville TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956      
423-812 0 Greeneville TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2016-10-22   
423-812 1 Greeneville TN JHCYTNXCXYX  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 956   2019-09-29   
423-812 2 Greeneville TN JHCYTNXCXHY  318J COMCAST IP PHONE, LLC 956   2020-12-25   
423-812 3 Greeneville TN JHCYTNXCXAY  073H TELNYX LLC 956   2021-01-23   
423-812 4 Greeneville TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2023-02-23   
423-812 5 Greeneville TN JHCYTNXCXNX  124F BANDWIDTH.COM CLEC, LLC - TN 956   2023-02-23   
423-812 8 Greeneville TN JHCYTNXCX8Y  939H COMMIO, LLC 956   2022-10-23   
423-812 9 Greeneville TN JHCYTNXCXPY  624H ONVOY SPECTRUM, LLC 956   2023-04-27   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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