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: KTNRON06X3X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
226-473 A Preston ON 4727 ISP TELECOM, INC. 888 805143    
226-474 A Galt ON 4727 ISP TELECOM, INC. 888 805143    
226-475 A Hespeler ON 4727 ISP TELECOM, INC. 888 805143    
226-476 A Kitchener-Waterloo ON 4727 ISP TELECOM, INC. 888 805143    
548-867 A Ayr ON 4727 ISP TELECOM, INC. 888 805143    
548-868 A Breslau ON 4727 ISP TELECOM, INC. 888 805143    
548-869 A Baden ON 4727 ISP TELECOM, INC. 888 805143    
548-870 A St Clements ON 4727 ISP TELECOM, INC. 888 805143    
548-871 A Linwood ON 4727 ISP TELECOM, INC. 888 805143    
548-872 A Elmira ON 4727 ISP TELECOM, INC. 888 805143    

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.