Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Powell, MO

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
417-435 A STLLMOXADS0  1908 LE-RU TEL. CO. 522      
417-508 A SPFDMOMCX8X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 522      
417-508 5   490J DISH WIRELESS, LLC 522   2022-09-09   
417-508 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 522   2024-04-06   
417-508 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 522   2022-02-05   
417-508 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 522   2020-12-10   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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