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.

NPA: 343 [Rate centres in NPA 343] [Dial plan for NPA 343]

NXX: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
343-746 A North Augusta ON NAGSON010MD  2782 TELUS INTEGRATED COMMUNICATIONS 888 805130    

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.