Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 450 [Rate centres in NPA 450] [Dial plan for NPA 450]

NXX: 390

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
450-390 A Saint-Jean QC STJNPQ938MD  154E IRISTEL INC. - ON 888 805011    

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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