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: HMTNON14X0X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
289-739 A Ancaster ON 383H INNSYSVOICE CORP - ON 888 805103    
289-743 A Binbrook ON 383H INNSYSVOICE CORP - ON 888 805103    
289-750 A Hamilton ON 383H INNSYSVOICE CORP - ON 888 805103    
289-751 A Caledonia ON 383H INNSYSVOICE CORP - ON 888 805103    
289-753 A Dundas ON 383H INNSYSVOICE CORP - ON 888 805103    
289-754 A Grimsby ON 383H INNSYSVOICE CORP - ON 888 805103    
289-784 A Hagersville ON 383H INNSYSVOICE CORP - ON 888 805103    
289-791 A Mount Hope ON 383H INNSYSVOICE CORP - ON 888 805103    
289-792 A Stoney Creek ON 383H INNSYSVOICE CORP - ON 888 805103    
289-793 A West Lincoln ON 383H INNSYSVOICE CORP - ON 888 805103    
289-794 A Winona ON 383H INNSYSVOICE CORP - ON 888 805103    

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.