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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Mattice, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
249-547 A TMNSON01DS0  3147 EXATEL, INC. 888 822801    
705-364 A MTICONXTRS0  8228 NORTHERNTEL LIMITED PARTNERSHIP 888 822801    

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

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