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: 310

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-310 A Roseburg OR EUGNOR53KMD  750E ONVOY, LLC - OR 670      
458-310 0 Roseburg OR EUGNOR530MD  6529 T-MOBILE USA, INC. 670   2024-01-31   
458-310 1 Roseburg OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2024-12-02   
458-310 2 Roseburg OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2023-11-25   
458-310 3 Roseburg OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2023-11-25   
458-310 4 Roseburg OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2024-02-29   
458-310 6 Roseburg OR EUGNOR53XUX  624H ONVOY SPECTRUM, LLC 670   2025-01-23   
458-310 8 Roseburg OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2024-02-29   
458-310 9 Roseburg OR EUGNOR53KMD  750E ONVOY, LLC - OR 670   2024-02-29   

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

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