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.

Port Carling, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
249-395 A HNVION174MD  464D FIBERNETICS CORPORATION 888 805112    
249-436 A HNVION177MD  082E DISTRIBUTEL COMMUNICATIONS LIMITED - ON 888 805112    
249-543 A PTCGON281MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805112    
249-609 A PTCGON280MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805112    
705-765 A BCBRON16DS0  8051 BELL ONTARIO 888 805112    

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.