Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: NSVNTNGN4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
364-204 5 Oak Grove KY 145J TERRA NOVA TELECOM INC. 470   2024-08-20   
615-472 0 Franklin TN 145J TERRA NOVA TELECOM INC. 470   2024-12-30   
615-562 7 Nashville TN 145J TERRA NOVA TELECOM INC. 470   2024-12-29   
629-400 1 East Sango TN 145J TERRA NOVA TELECOM INC. 470   2023-11-26   
629-877 A Triune TN 145J TERRA NOVA TELECOM INC. 470      
931-226 0 Pulaski TN 145J TERRA NOVA TELECOM INC. 470   2024-12-29   
931-466 4 McEwen TN 145J TERRA NOVA TELECOM INC. 470   2024-05-24   
931-820 9 Sango TN 145J TERRA NOVA TELECOM INC. 470   2024-05-10   
931-922 0 Columbia TN 145J TERRA NOVA TELECOM INC. 470   2024-12-05   
931-990 A Petersburg TN 145J TERRA NOVA TELECOM INC. 470      

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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