Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
779-235 3 Crescent City IL 224C ONVOY, LLC 358   2012-09-30   
779-235 4 Crescent City IL 224C ONVOY, LLC 358   2013-07-31   
779-235 5 Crescent City IL 224C ONVOY, LLC 358   2014-09-14   
779-235 9 Crescent City IL 224C ONVOY, LLC 358   2016-04-14   
779-236 4 Kankakee IL 224C ONVOY, LLC 358   2012-10-01   
779-240 3 Kankakee IL 224C ONVOY, LLC 358   2014-09-27   
779-240 4 Kankakee IL 224C ONVOY, LLC 358   2014-09-27   
779-242 2 Joliet IL 224C ONVOY, LLC 358   2018-01-20   
779-243 2 Frankfort IL 224C ONVOY, LLC 358   2018-09-21   
779-243 5 Frankfort IL 224C ONVOY, LLC 358   2018-12-27   
779-243 6 Frankfort IL 224C ONVOY, LLC 358   2018-12-27   
779-244 4 McHenry IL 224C ONVOY, LLC 358   2019-07-07   
779-244 6 McHenry IL 224C ONVOY, LLC 358   2019-07-07   
779-244 7 McHenry IL 224C ONVOY, LLC 358   2019-07-07   
779-249 0 Dwight IL 224C ONVOY, LLC 358   2019-01-08   
779-249 2 Dwight IL 224C ONVOY, LLC 358   2019-09-06   
779-249 5 Dwight IL 224C ONVOY, LLC 358   2020-08-10   
779-249 7 Dwight IL 224C ONVOY, LLC 358   2020-08-10   
779-252 A Plainfield IL 224C ONVOY, LLC 358      
779-252 1 Plainfield IL 224C ONVOY, LLC 358   2016-03-15   
779-252 7 Plainfield IL 224C ONVOY, LLC 358   2016-03-21   
779-252 8 Plainfield IL 224C ONVOY, LLC 358   2016-03-21   
779-254 0 Frankfort IL 224C ONVOY, LLC 358   2016-01-25   
779-257 2 Wilmington IL 224C ONVOY, LLC 358   2018-09-16   
779-257 3 Wilmington IL 224C ONVOY, LLC 358   2021-02-12   
779-257 4 Wilmington IL 224C ONVOY, LLC 358   2021-02-12   
779-257 5 Wilmington IL 224C ONVOY, LLC 358   2021-02-12   
779-257 7 Wilmington IL 224C ONVOY, LLC 358   2024-08-14   
779-257 8 Wilmington IL 224C ONVOY, LLC 358   2024-03-08   
779-258 A Herscher IL 224C ONVOY, LLC 358      
779-258 0 Herscher IL 224C ONVOY, LLC 358   2018-10-18   
779-258 2 Herscher IL 224C ONVOY, LLC 358   2019-09-06   
779-258 3 Herscher IL 224C ONVOY, LLC 358   2020-08-07   
779-258 4 Herscher IL 224C ONVOY, LLC 358   2020-08-07   
779-259 A Manteno IL 224C ONVOY, LLC 358      
779-259 0 Manteno IL 224C ONVOY, LLC 358   2018-10-18   
779-259 3 Manteno IL 224C ONVOY, LLC 358   2021-08-12   
779-259 4 Manteno IL 224C ONVOY, LLC 358   2021-08-12   
779-260 2 Joliet IL 224C ONVOY, LLC 358   2019-07-07   
779-260 4 Joliet IL 224C ONVOY, LLC 358   2019-07-07   
779-260 5 Joliet IL 224C ONVOY, LLC 358   2019-07-07   
779-260 6 Joliet IL 224C ONVOY, LLC 358   2019-07-07   
779-260 7 Joliet IL 224C ONVOY, LLC 358   2019-07-07   
779-262 A Oglesby IL 224C ONVOY, LLC 358      
779-262 0 Oglesby IL 224C ONVOY, LLC 358   2019-01-26   
779-262 2 Oglesby IL 224C ONVOY, LLC 358   2020-08-13   
779-262 3 Oglesby IL 224C ONVOY, LLC 358   2020-08-13   
779-265 4 McHenry IL 224C ONVOY, LLC 358   2021-03-01   
779-265 5 McHenry IL 224C ONVOY, LLC 358   2021-03-01   
779-265 6 McHenry IL 224C ONVOY, LLC 358   2021-03-01   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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