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: 250

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-250 A Cleveland TN CHTGTNNSXGZ  204G TWIN LAKES COMMUNICATIONS, INC. - TN 472      
423-250 0 Cleveland TN CHTGTNNSXGZ  204G TWIN LAKES COMMUNICATIONS, INC. - TN 472   2017-06-24   
423-250 1 Cleveland TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2017-07-07   
423-250 2 Cleveland TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2018-06-11   
423-250 3 Cleveland TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2018-10-22   
423-250 4 Cleveland TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2022-02-14   
423-250 5 Cleveland TN CHTGTNNSXFY  124F BANDWIDTH.COM CLEC, LLC - TN 472   2018-10-22   
423-250 6 Cleveland TN CHTGTNNSXCZ  7473 POWERTEL ATLANTA LICENSES, INC. 472   2022-02-14   
423-250 7 Cleveland TN CHTGTNNSXJZ  073H TELNYX LLC 472   2021-01-17   
423-250 8 Cleveland TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2019-04-26   
423-250 9 Cleveland TN CHTGTNNSXKY  525E ONVOY, LLC - TN 472   2019-04-26   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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