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: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
458-297 A Halfway OR PNTNOR567MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
458-297 8 Halfway OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672   2024-06-24   
458-297 9 Halfway OR BENDOR248MD  6010 NEW CINGULAR WIRELESS PCS, LLC 672   2023-03-19   

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

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