Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Birch Tree, MO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
573-997 8 NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-10-18   
573-997 9 NWTPMOABGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2024-09-19   

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

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