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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Hickson, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
519-462 A HCSNON39RS0  8051 BELL ONTARIO 888 805135    
548-442 A WDSTON110MD  464D FIBERNETICS CORPORATION 888 805135    

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

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