Local Calling Guide

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

NXX: 837

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-837 A West Chicago IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
331-837 0 West Chicago IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-837 1 West Chicago IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-837 2 West Chicago IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-837 3 West Chicago IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-837 4 West Chicago IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
331-837 7 West Chicago IL   224C ONVOY, LLC 358      
331-837 8 West Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-837 9 West Chicago IL   224C ONVOY, LLC 358      

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

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