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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Switch: SMFLON187MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
343-881 A Smiths Falls ON 464D FIBERNETICS CORPORATION 888 805129    
343-903 A Smiths Falls ON 464D FIBERNETICS CORPORATION 888 805129    
753-721 A Elgin ON 464D FIBERNETICS CORPORATION 888 805129    
753-722 A Lanark ON 464D FIBERNETICS CORPORATION 888 805129    
753-723 A Maberly ON 464D FIBERNETICS CORPORATION 888 805129    
753-724 A McDonald's Corners ON 464D FIBERNETICS CORPORATION 888 805129    
753-725 A Perth ON 464D FIBERNETICS CORPORATION 888 805129    
753-726 A Portland ON 464D FIBERNETICS CORPORATION 888 805129    
753-727 A Toledo ON 464D FIBERNETICS CORPORATION 888 805129    

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

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