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.

Whatì, NT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
867-494 A WATINT010MD  6574 BELL CELLULAR, INC. 888 809201    
867-573 A WATINTRRRS0  8092 NORTHWESTEL 888 809201    

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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