Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]

NXX: 200

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-200 A Bartlett IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-200 0 Bartlett IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-200 1 Bartlett IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-200 2 Bartlett IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-200 3 Bartlett IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-200 4 Bartlett IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-200 5 Bartlett IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-200 6 Bartlett IL CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358      
331-200 7 Bartlett IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
331-200 8 Bartlett IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358      
331-200 9 Bartlett IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      

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

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