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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MacTier, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
249-393 A HNVION174MD  464D FIBERNETICS CORPORATION 888 805112    
249-542 A MCTRON401MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805112    
249-607 A MCTRON400MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805112    
705-375 A MCTRON40RS0  8051 BELL ONTARIO 888 805112    

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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