Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 320 [Rate centres in NPA 320] [Dial plan for NPA 320]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
320-999 9 Sandstone MN   145J TERRA NOVA TELECOM INC. 628   2019-03-18   

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Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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