Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Chicago Zone 05-Austin, IL

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
872-813 5 CHCGIL24DS6  224C ONVOY, LLC 358      
872-813 6 CHCGIL24DS6  224C ONVOY, LLC 358      
872-813 7 CHCGIL24DS6  224C ONVOY, LLC 358      
872-813 8 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-813 9 CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
872-838 A CHCGIL24DS6  224C ONVOY, LLC 358      
872-838 0 CHCGIL24DS6  224C ONVOY, LLC 358      
872-838 1 CHCGIL24DS6  224C ONVOY, LLC 358      
872-838 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
872-838 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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