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
615-534 0 Smyrna TN 145J TERRA NOVA TELECOM INC. 470   2026-02-05   
629-299 4 Franklin TN 145J TERRA NOVA TELECOM INC. 470   2026-05-01   
629-877 A Triune TN 145J TERRA NOVA TELECOM INC. 470      
931-394 5 Beech Grove TN 145J TERRA NOVA TELECOM INC. 470   2026-05-01   
931-442 3 Santa Fe TN 145J TERRA NOVA TELECOM INC. 470   2026-05-01   
931-544 4 Cookeville TN 145J TERRA NOVA TELECOM INC. 470   2026-05-01   
931-563 3 Tullahoma TN 145J TERRA NOVA TELECOM INC. 470   2026-01-03   
931-716 4 Centerville TN 145J TERRA NOVA TELECOM INC. 470   2025-10-06   
931-899 9 Lynchburg TN 145J TERRA NOVA TELECOM INC. 470   2026-01-03   
931-939 8 Centertown TN 145J TERRA NOVA TELECOM INC. 470   2026-05-01   
931-990 A Petersburg TN 145J TERRA NOVA TELECOM INC. 470      

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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