Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Green River, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
309-441 A GENSILXDDS1  1016 GENESEO TEL. CO. 634      
309-933 A GENSILXD2MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634      
309-933 1 GENSILXD2MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 634   2010-04-15   
309-933 2 DVNPIA80XUX  490J DISH WIRELESS, LLC 634   2022-12-17   
309-933 3   145J TERRA NOVA TELECOM INC. 634   2025-05-31   
309-949 A GENSILXDDS1  1016 GENESEO TEL. CO. 634      

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

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