Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 458 [Rate centres in NPA 458] [Dial plan for NPA 458]

NXX: 330

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-330 A Philomath OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670   2024-09-02   
458-330 0 Philomath OR   145J TERRA NOVA TELECOM INC. 670   2025-07-10   
458-330 8 Philomath OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670   2024-09-02   
458-330 9 Philomath OR EUGNORAEGMD  6010 NEW CINGULAR WIRELESS PCS, LLC 670   2024-09-02   

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

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