Local Calling Guide

Area code/prefix search

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Kilbourne, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
309-516 A PEORILPJX1Z  508J CENTURYLINK COMMUNICATIONS, LLC 368      
309-516 0   984E BANDWIDTH.COM CLEC, LLC - IL 368   2018-12-08   
309-516 1   495J STRATUS NETWORKS 368   2020-08-08   
309-516 2   224C ONVOY, LLC 368   2019-09-06   
309-516 3   224C ONVOY, LLC 368   2019-09-06   
309-516 4   224C ONVOY, LLC 368   2021-04-24   
309-516 5   224C ONVOY, LLC 368   2021-02-26   
309-516 6   224C ONVOY, LLC 368   2018-08-02   
309-516 7   508J CENTURYLINK COMMUNICATIONS, LLC 368   2016-10-03   
309-516 9   624H ONVOY SPECTRUM, LLC 368   2024-05-13   
309-538 A KLBRILXDRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 368      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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