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.

Tulita, NT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
867-374 A TLTANT010MD  6574 BELL CELLULAR, INC. 888 809212    
867-588 A TLTANT019MD  8092 NORTHWESTEL 888 809212    

Last updated: Sun, 01 Nov 2026 02:11:49 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.