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Last Updated: January 25, 2020, 12:34 pm
US > Illinois

State of Illinois Radio Reference

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Illinois Agencies Updated in the Past 7 days

Illinois Railroads

Go to a County

County pages contain radio communications information for all agencies and services within a County

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Illinois State Agencies

Frequencies for Illinois public safety agencies

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Go to Metro Area

Metro area pages are a collection of links to county and agency information for a defined Metro area.

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Illinois Areawide Frequencies

Misc areawide frequencies in Illinois.

Please also see our United States nationwide frequencies page here.

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Areawide Trunking Systems in Illinois

STARCOM21 Statewide Illinois Project 25 Phase II
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