Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 525E ONVOY, LLC - TN

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
423-719 0 Chattanooga TN CHTGTNNSXKY  472   2023-09-12   
423-719 3 Chattanooga TN CHTGTNNSXKY  472   2023-03-30   
423-719 4 Chattanooga TN CHTGTNNSXKY  472   2023-03-30   
423-719 5 Chattanooga TN CHTGTNNSXKY  472   2023-03-30   
423-719 6 Chattanooga TN CHTGTNNSXKY  472   2023-05-13   
423-719 7 Chattanooga TN CHTGTNNSXKY  472   2023-05-13   
423-720 2 Newport TN KNVLTNMA49Z  474   2016-03-21   
423-720 3 Newport TN KNVLTNMA49Z  474   2016-03-21   
423-720 6 Newport TN KNVLTNMA49Z  474   2016-06-09   
423-720 7 Newport TN KNVLTNMA49Z  474   2016-06-09   
423-720 8 Newport TN KNVLTNMA49Z  474   2016-06-09   
423-724 6 Sneedville TN KNVLTNMA49Z  474   2016-06-09   
423-724 9 Sneedville TN KNVLTNMA49Z  474   2016-06-09   
423-726 3 Midway (Sullivan) TN JHCYTNXCXPX  956   2021-02-17   
423-726 5 Midway (Sullivan) TN JHCYTNXCXPX  956   2021-02-17   
423-726 7 Midway (Sullivan) TN JHCYTNXCXPX  956   2021-02-17   
423-726 9 Midway (Sullivan) TN JHCYTNXCXPX  956   2023-09-16   
423-728 8 Cleveland TN CHTGTNNSXKY  472   2015-06-19   
423-728 9 Cleveland TN CHTGTNNSXKY  472   2015-06-19   
423-730 1 Riceville TN KNVLTNMA49Z  474   2021-04-20   
423-730 2 Riceville TN KNVLTNMA49Z  474   2021-04-20   
423-730 3 Riceville TN KNVLTNMA49Z  474   2019-12-19   
423-730 9 Riceville TN KNVLTNMA49Z  474   2023-09-18   
423-734 A Rogersville TN KNVLTNMA49Z  474      
423-734 0 Rogersville TN KNVLTNMA49Z  474   2021-07-02   
423-734 1 Rogersville TN KNVLTNMA49Z  474   2021-07-02   
423-734 3 Rogersville TN KNVLTNMA49Z  474   2020-03-12   
423-734 4 Rogersville TN KNVLTNMA49Z  474   2020-03-12   
423-734 5 Rogersville TN KNVLTNMA49Z  474   2021-03-12   
423-734 6 Rogersville TN KNVLTNMA49Z  474   2021-03-12   
423-734 7 Rogersville TN KNVLTNMA49Z  474   2021-03-12   
423-734 8 Rogersville TN KNVLTNMA49Z  474   2021-03-12   
423-734 9 Rogersville TN KNVLTNMA49Z  474   2021-07-02   
423-740 4 Cleveland TN CHTGTNNSXKY  472   2022-09-29   
423-740 5 Cleveland TN CHTGTNNSXKY  472   2022-09-29   
423-740 6 Cleveland TN CHTGTNNSXKY  472   2022-09-29   
423-749 7 Collegedale TN CHTGTNNSXKY  472   2023-09-18   
423-759 A Morristown TN KNVLTNMA49Z  474      
423-759 0 Morristown TN KNVLTNMA49Z  474   2022-05-21   
423-759 3 Morristown TN KNVLTNMA49Z  474   2021-11-02   
423-761 1 Copper Basin TN CHTGTNNSXKY  472   2016-03-28   
423-761 2 Copper Basin TN CHTGTNNSXKY  472   2016-03-28   
423-761 3 Copper Basin TN CHTGTNNSXKY  472   2019-04-26   
423-766 A Limestone TN JHCYTNXCXPX  956      
423-766 3 Limestone TN JHCYTNXCXPX  956   2021-07-10   
423-766 4 Limestone TN JHCYTNXCXPX  956   2021-07-10   
423-766 5 Limestone TN JHCYTNXCXPX  956   2023-09-09   
423-766 6 Limestone TN JHCYTNXCXPX  956   2021-03-24   
423-766 7 Limestone TN JHCYTNXCXPX  956   2021-03-24   
423-769 6 Benton TN CHTGTNNSXKY  472   2022-09-29   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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