Local Calling Guide

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Gulfport, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
309-859 A GLBGILXDXMD  495J STRATUS NETWORKS 977      
309-859 1   495J STRATUS NETWORKS 977   2021-04-04   
309-859 3   624H ONVOY SPECTRUM, LLC 977   2023-07-29   
309-859 5   224C ONVOY, LLC 977   2021-07-05   
309-859 9   224C ONVOY, LLC 977   2021-04-09   
309-873 A GLPTILXDRS0  1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-873 0   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-873 1   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-873 2   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-873 3   342F MTC COMMUNICATIONS, INC. - IL 977   2019-04-11   
309-873 4   224C ONVOY, LLC 977   2020-03-13   
309-873 5   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 977   2014-08-09   
309-873 6   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-873 7   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-873 8   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      
309-873 9   1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL 977      

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

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