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.

OCN: 2776 MANAGED NETWORK SYSTEMS, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
226-671 A Chatham ON CHHMON17CMD  888 805101    
226-672 A Sarnia ON SARNON308MD  888 805128    
226-673 A Kitchener-Waterloo ON KTNRON06QMD  888 805143    
226-674 A Windsor ON WNDSON170MD  888 805120    
226-675 A La Salle ON WNDSON170MD  888 805120    
226-676 A Tecumseh ON WNDSON170MD  888 805120    
226-683 A Emeryville ON WNDSON170MD  888 805120    
226-684 A Belle River ON WNDSON170MD  888 805120    
289-977 A Burlington ON BURLON02KMD  888 805125    
289-978 A Hamilton ON HMTNON14RMD  888 805103    
519-789 A London ON LONDONAHAMD  888 805131    
647-796 A Toronto ON TOROON01EMD  888 805106    

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.