Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 289 [Rate centres in NPA 289] [Dial plan for NPA 289]

NXX: 450

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
289-450 A Ancaster ON ANCSON042MD  8304 ALLSTREAM INC. 888 805103    

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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