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: 607

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-607 A Limestone TN JHCYTNXCXIY  6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956      
423-607 0 Limestone TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2015-02-21   
423-607 1 Limestone TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2015-10-06   
423-607 2 Limestone TN   124F BANDWIDTH.COM CLEC, LLC - TN 956   2016-08-22   
423-607 3 Limestone TN   318J COMCAST IP PHONE LLC 956   2015-03-04   
423-607 4 Limestone TN   073H TELNYX LLC 956   2021-01-23   
423-607 5 Limestone TN   525E ONVOY, LLC - TN 956   2018-06-09   
423-607 6 Limestone TN   114F TELEPORT COMMUNICATIONS AMERICA, LLC - TN 956   2017-08-11   
423-607 7 Limestone TN   525E ONVOY, LLC - TN 956   2019-06-23   
423-607 8 Limestone TN   525E ONVOY, LLC - TN 956   2019-06-23   
423-607 9 Limestone TN   6673 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN 956   2014-04-17   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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