Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Port Colborne, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
289-478 A STCTON108MD  4727 ISP TELECOM, INC. 888 805132    
289-836 A PTCBON101MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805132    
365-313 A STCTON109MD  464D FIBERNETICS CORPORATION 888 805132    
365-457 A STCTON10IMD  082E DISTRIBUTEL COMMUNICATIONS LIMITED - ON 888 805132    
365-945 A STCTON10UMD  548H TEKSAVVY SOLUTIONS INC. - ON 888 805132    
742-881 A PTCBON10AMD  743B ROGERS COMMUNICATIONS CANADA INC. 888 805132    
905-834 A PTCBON10RS1  8051 BELL ONTARIO 888 805132    
905-835 A PTCBON10RS0  8051 BELL ONTARIO 888 805132    

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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