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.
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Frontier, SK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
306-296 A FRNTSK01RS1  8091 SASKTEL 888 809107    
639-794 A FRNTSK010MD  6574 BELL CELLULAR, INC. 888 809107    
639-925 A FRNTSK01CM1  9868 SASKTEL 888 809107    

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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