Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
573-753 A   792K CHARTER IP ENABLED SERVICES, LLC 520      
573-753 0   792K CHARTER IP ENABLED SERVICES, LLC 520   2019-05-28   
573-775 A SEVLMOXADS0  1949 STEELVILLE TEL. EXCH., INC. 520      

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

Sponsored by: ISP Telecom

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