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.

Harrow, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
226-207 A HRRWON04AMD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805120    
226-480 A WNDSON120MD  4727 ISP TELECOM, INC. 888 805120    
226-631 A WNDSON12LMD  548H TEKSAVVY SOLUTIONS INC. - ON 888 805120    
519-738 A HRRWON04RS0  8051 BELL ONTARIO 888 805120    
548-262 A WNDSON12CMD  464D FIBERNETICS CORPORATION 888 805120    
548-600 A WNDSON12MMD  812H IXICA COMMUNICATIONS, INC. 888 805120    
548-773 A WNDSON12EMD  082E DISTRIBUTEL COMMUNICATIONS LIMITED - ON 888 805120    

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.