Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Oakdale, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-329 A RICEILXE0MD  1003 EGYPTIAN TEL. COOP. ASSN. 520      
730-281 A   792K CHARTER IP ENABLED SERVICES, LLC 520   2025-10-23   
730-281 1   792K CHARTER IP ENABLED SERVICES, LLC 520   2025-10-23   

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

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