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: 686

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
423-686 A Fork Ridge TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466      
423-686 2 Fork Ridge TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2023-01-09   
423-686 3 Fork Ridge TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2023-05-13   
423-686 5 Fork Ridge TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2021-06-16   
423-686 6 Fork Ridge TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2021-06-16   
423-686 7 Fork Ridge TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2021-06-16   
423-686 8 Fork Ridge TN LXTNKYXAX2Z  525E ONVOY, LLC - TN 466   2021-06-16   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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