Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 590

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-590 A Dix IL STLSMO05RMD  984E BANDWIDTH.COM CLEC, LLC - IL 520      
618-590 0 Dix IL STLSMO05RMD  984E BANDWIDTH.COM CLEC, LLC - IL 520   2020-07-24   
618-590 1 Dix IL SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520   2021-09-30   
618-590 2 Dix IL STLSMO05XMX  624H ONVOY SPECTRUM, LLC 520   2025-01-04   
618-590 3 Dix IL STLSMOWQDS2  224C ONVOY, LLC 520   2023-10-08   
618-590 4 Dix IL COVLILCL0MD  516C AT&T CORP. 520   2024-08-12   
618-590 5 Dix IL STLSMOWQDS2  224C ONVOY, LLC 520   2020-08-15   
618-590 6 Dix IL STLSMOWQDS2  224C ONVOY, LLC 520   2020-08-15   
618-590 7 Dix IL STLSMOGZDS5  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 520   2021-11-28   
618-590 8 Dix IL STLSMOWQ8MD  073H TELNYX LLC 520   2022-09-29   
618-590 9 Dix IL STLSMOWQDS2  224C ONVOY, LLC 520   2021-02-12   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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