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: NWMKON85IMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
249-484 A Udora ON 3147 EXATEL, INC. 888 805145    
289-503 A Bolton ON 3147 EXATEL, INC. 888 805145    
289-504 A Newmarket ON 3147 EXATEL, INC. 888 805145    
289-506 A Richmond Hill ON 3147 EXATEL, INC. 888 805145    
289-507 A Markham ON 3147 EXATEL, INC. 888 805145    
289-508 A Stouffville ON 3147 EXATEL, INC. 888 805145    
365-567 A Schomberg ON 3147 EXATEL, INC. 888 805145    

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

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