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.

Deep River, ON

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
343-245 A DPRVON410MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805140    
343-622 A PMBRONANDS0  3147 EXATEL, INC. 888 805140    
613-584 A DPRVON41RS0  8051 BELL ONTARIO 888 805140    

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.