Local Calling Guide

Area code/prefix search

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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 236

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-236 A Wheaton IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-236 0 Wheaton IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-236 1 Wheaton IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
331-236 2 Wheaton IL CHCGILWUIMD  197D VONAGE AMERICA LLC 358      
331-236 3 Wheaton IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-236 4 Wheaton IL CHCGILWUIMD  197D VONAGE AMERICA LLC 358      
331-236 5 Wheaton IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-236 6 Wheaton IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-236 7 Wheaton IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-236 8 Wheaton IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-236 9 Wheaton IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      

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

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