Local Calling Guide

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

NXX: 252

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-252 A Warrenville IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
331-252 0 Warrenville IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358      
331-252 1 Warrenville IL CHCGILWUJMD  073H TELNYX LLC 358      
331-252 4 Warrenville IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
331-252 6 Warrenville IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
331-252 7 Warrenville IL CHCGILWUTMD  516J TON80 COMMUNICATIONS, LLC 358      
331-252 8 Warrenville IL CHCGIL24XMD  495J STRATUS NETWORKS 358      
331-252 9 Warrenville IL   224C ONVOY, LLC 358      

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

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