Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 705 [Rate centres in NPA 705] [Dial plan for NPA 705]

NXX: 631

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
705-631 A Cobalt ON CBLTONXT0MD  055H NORTHERNTEL LIMITED PARTNERSHIP 888 822801    

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

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