Local Calling Guide

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NPA: 773 [Rate centres in NPA 773] [Dial plan for NPA 773]

NXX: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
773-389 A Chicago Zone 09-South Chicago IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2024-02-12   
773-389 0 Chicago Zone 09-South Chicago IL CHCGILIDXEX  553J WHITESKY COMMUNICATIONS, LLC 358   2021-02-27   
773-389 1 Chicago Zone 09-South Chicago IL CHCGIL24DS6  224C ONVOY, LLC 358   2019-07-07   
773-389 2 Chicago Zone 09-South Chicago IL CHCGILWUDS4  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2019-12-28   
773-389 3 Chicago Zone 09-South Chicago IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2020-11-06   
773-389 4 Chicago Zone 09-South Chicago IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2021-08-23   
773-389 5 Chicago Zone 09-South Chicago IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2020-11-06   
773-389 6 Chicago Zone 09-South Chicago IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2021-08-23   
773-389 7 Chicago Zone 09-South Chicago IL CHCGIL245MD  073H TELNYX LLC 358   2020-11-08   
773-389 8 Chicago Zone 09-South Chicago IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358   2022-06-19   
773-389 9 Chicago Zone 09-South Chicago IL CHCGIL24XMD  495J STRATUS NETWORKS 358   2020-09-20   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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