Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
618-868 A STLSMOGZ00Z  490J DISH WIRELESS, LLC 520      
618-868 8   145J TERRA NOVA TELECOM INC. 520   2025-06-01   
618-868 9 STLSMOGZ00Z  490J DISH WIRELESS, LLC 520   2022-11-07   
618-888 A STTNILXEDS0  1049 MADISON TEL. CO. 520      

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

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