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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Montmartre, SK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
306-424 A MTMRSK02RS1  8091 SASKTEL 888 809101    
474-423 A REGNSK01OMD  464D FIBERNETICS CORPORATION 888 809101    
639-691 A REGNSK01XMD  081E DISTRIBUTEL COMMUNICATIONS LIMITED 888 809101    
639-733 A REGNSK01XMD  081E DISTRIBUTEL COMMUNICATIONS LIMITED 888 809101    
639-770 A MTMRSK020MD  6574 BELL CELLULAR, INC. 888 809101    
639-906 A MTMRSK03CM1  9868 SASKTEL 888 809101    

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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