Local Calling Guide

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North Henderson, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
309-464 A NHNDILXDRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-464 0   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-464 1   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-464 2   224C ONVOY, LLC 634   2020-04-29   
309-464 3   224C ONVOY, LLC 634   2021-04-05   
309-464 4   508J CENTURYLINK COMMUNICATIONS, LLC 634   2016-10-31   
309-464 5   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-464 6   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-464 7   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-464 8   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-464 9   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 634      
309-630 A DVNPIADTUMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634      
309-630 0   145J TERRA NOVA TELECOM INC. 634   2025-07-10   
309-630 6   224C ONVOY, LLC 634   2021-08-28   
309-630 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 634   2021-06-14   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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