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: DYTNOHKT8MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
326-228 2 South Vienna OH 145J TERRA NOVA TELECOM INC. 328   2026-01-10   
326-242 2 Mount Orab OH 145J TERRA NOVA TELECOM INC. 328   2026-02-05   
326-888 A Mechanicsburg OH 145J TERRA NOVA TELECOM INC. 328      
513-822 6 Middletown OH 145J TERRA NOVA TELECOM INC. 328   2026-07-05   
937-273 4 Eldorado OH 145J TERRA NOVA TELECOM INC. 328   2026-04-30   
937-337 1 Ansonia OH 145J TERRA NOVA TELECOM INC. 328   2026-06-05   
937-364 3 Lynchburg OH 145J TERRA NOVA TELECOM INC. 328   2026-04-30   
937-448 9 Bradford OH 145J TERRA NOVA TELECOM INC. 328   2026-04-30   
937-558 2 Dayton OH 145J TERRA NOVA TELECOM INC. 328   2026-03-09   
937-800 A Dayton OH 145J TERRA NOVA TELECOM INC. 328      
937-916 6 Piqua OH 145J TERRA NOVA TELECOM INC. 328   2025-10-04   
937-947 6 Laura OH 145J TERRA NOVA TELECOM INC. 328   2025-08-02   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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