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: 867

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-867 A De Soto IL DESTILXERS0  1015 FRONTIER NORTH, INC. - IL 362      
618-867 0 De Soto IL   846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 362   2010-05-09   
618-867 1 De Soto IL   073H TELNYX LLC 362   2020-07-06   
618-867 2 De Soto IL   1015 FRONTIER NORTH, INC. - IL 362      
618-867 3 De Soto IL   1015 FRONTIER NORTH, INC. - IL 362      
618-867 4 De Soto IL   224C ONVOY, LLC 362   2019-09-07   
618-867 5 De Soto IL   624H ONVOY SPECTRUM, LLC 362   2023-06-30   
618-867 6 De Soto IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362   2004-07-16   
618-867 7 De Soto IL   224C ONVOY, LLC 362   2018-10-01   
618-867 8 De Soto IL   495J STRATUS NETWORKS 362   2020-12-19   
618-867 9 De Soto IL   224C ONVOY, LLC 362   2021-08-09   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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