Local Calling Guide

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

NXX: 279

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
331-279 A Elmhurst IL CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358      
331-279 0 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-08-29   
331-279 1 Elmhurst IL CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2021-12-17   
331-279 2 Elmhurst IL CHCGILWUX1X  4717 PAETEC COMMUNICATIONS, INC. - IL 358   2021-12-17   
331-279 3 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-11-17   
331-279 4 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-11-17   
331-279 5 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-11-17   
331-279 6 Elmhurst IL OKBRILOAXEX  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358   2021-12-22   
331-279 7 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-08-29   
331-279 8 Elmhurst IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2022-08-29   
331-279 9 Elmhurst IL   224C ONVOY, LLC 358   2024-02-25   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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