Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 350 [Rate centres in NPA 350] [Dial plan for NPA 350]

NXX: 955

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
350-955 A Waterford: Don Pedro DA CA SKTNCA01XKZ  624H ONVOY SPECTRUM, LLC 738   2024-01-19   
350-955 0 Waterford: Don Pedro DA CA SKTNCA01XKZ  624H ONVOY SPECTRUM, LLC 738   2024-01-19   
350-955 1 Waterford: Don Pedro DA CA SKTNCA01XIZ  073H TELNYX LLC 738   2024-01-20   
350-955 9 Waterford: Don Pedro DA CA   145J TERRA NOVA TELECOM INC. 738   2025-10-09   

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

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