Local Calling Guide

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

NXX: 472

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-472 A Naperville IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      
331-472 0 Naperville IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-472 1 Naperville IL CHCGIL24DS6  224C ONVOY, LLC 358      
331-472 2 Naperville IL CHCGILCNDS1  8709 GLOBAL CROSSING LOCAL SERVICES, INC. - IL 358      
331-472 3 Naperville IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-472 4 Naperville IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
331-472 5 Naperville IL   829J PAETEC ITEL, LLC 358      
331-472 6 Naperville IL RVDLILBDAMD  6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL 358      
331-472 7 Naperville IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-472 8 Naperville IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
331-472 9 Naperville IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358      

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

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