Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 629 [Rate centres in NPA 629] [Dial plan for NPA 629]

NXX: 346

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
629-346 A Smyrna TN   525E ONVOY, LLC - TN 470   2026-10-17   
629-346 0 Smyrna TN   525E ONVOY, LLC - TN 470   2026-10-17   
629-346 1 Smyrna TN   525E ONVOY, LLC - TN 470   2026-10-17   
629-346 2 Smyrna TN   525E ONVOY, LLC - TN 470   2026-10-17   
629-346 7 Smyrna TN   845C INTRADO COMMUNICATIONS, LLC 470   2026-10-29   

Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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