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: 901

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-901 A Coos Bay OR CSBYORXXRMD  624H ONVOY SPECTRUM, LLC 670      
458-901 2 Coos Bay OR CSBYORXXHMD  624H ONVOY SPECTRUM, LLC 670   2022-02-11   
458-901 7 Coos Bay OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670   2024-05-31   
458-901 8 Coos Bay OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670   2022-12-19   
458-901 9 Coos Bay OR CSBYORXXRMD  624H ONVOY SPECTRUM, LLC 670   2022-01-15   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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