Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 403 [Rate centres in NPA 403] [Dial plan for NPA 403]

NXX: 672

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
403-672 A Olds AB OLDSABADBMD  5643 FIDO SOLUTIONS INC. - QC 888 808412    

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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