Local Calling Guide

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Ferris, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-746 A FRRSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-746 0 GLBGILXDDMD  224C ONVOY, LLC 977   2020-03-13   
217-746 1 GLBGILXDXMD  495J STRATUS NETWORKS 977   2021-02-28   
217-746 2 FRRSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-746 3 FRRSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-746 4 CLCHILXDDS2  342F MTC COMMUNICATIONS, INC. - IL 977   2018-03-18   
217-746 5 FRRSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-746 6 GLBGILXDDMD  224C ONVOY, LLC 977   2021-04-09   
217-746 7 GLBGILXDAMD  508J CENTURYLINK COMMUNICATIONS, LLC 977   2014-07-29   
217-746 8 FRRSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
217-746 9 FRRSILXCRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      

Last updated: Sat, 25 Feb 2023 02:10:49 UTC

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