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.

Leader, SK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
306-623 A SCPTSK01RS1  8091 SASKTEL 888 809107    
306-628 A LEDRSK01RS1  8091 SASKTEL 888 809107    
306-673 A PRLTSK01RS1  8091 SASKTEL 888 809107    
306-679 A BRSTSK02RS1  8091 SASKTEL 888 809107    
639-796 A LEDRSK010MD  6574 BELL CELLULAR, INC. 888 809107    
639-932 A LEDRSK02CM2  9868 SASKTEL 888 809107    

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.