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: 599

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-599 A Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472      
423-599 0 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2011-01-19   
423-599 1 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2011-01-19   
423-599 2 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2011-06-10   
423-599 3 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2011-09-05   
423-599 4 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2011-03-06   
423-599 5 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2012-09-15   
423-599 6 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2013-04-06   
423-599 7 Cleveland TN CHTGTNKFDS0  8356 US LEC OF TENNESSEE, INC. 472   2010-09-13   
423-599 8 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2013-06-07   
423-599 9 Cleveland TN CHTGTNNSX1X  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 472   2010-03-12   

Last updated: Fri, 23 Jul 2021 12:43:22 UTC

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