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.

Hillsburgh, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
226-554 A OGVLON233MD  464D FIBERNETICS CORPORATION 888 805117    
519-308 A HLBGON010MD  743B ROGERS COMMUNICATIONS CANADA INC. 888 805117    
519-855 A HLBGON01RS0  8051 BELL ONTARIO 888 805117    
548-429 A   221K COGECO CONNEXION INC. 888 805117    
548-837 A HLBGON011MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805117    

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

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