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.

Switch: TOROONOBDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
416-640 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
416-642 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
416-644 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
416-646 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
416-847 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
647-255 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
647-256 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
647-258 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
647-259 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
647-260 A Toronto ON 8304 ALLSTREAM INC. 888 805106    
647-288 A Toronto ON 8304 ALLSTREAM INC. 888 805106    

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

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