Johnson County Police Frequencies

If available, see below for a list of known police frequencies for Johnson County in Illinois. Or, navigate to your city or town to view your local city and/or police frequencies within Johnson County, Illinois.

Conventional Johnson County Sheriff Scanner Frequencies

Frequency Description Agency
151.235Johnson County Sheriff - DispatchJohnson County Sheriff
155.535Johnson County Sheriff - DispatchJohnson County Sheriff
155.58Johnson County Sheriff - TACJohnson County Sheriff

Browse by City:
Belknap Buncombe Cypress Goreville

New Burnside Simpson Vienna

Johnson County Police Radar Detectors & Johnson County Police Scanners

Detect police activity and stay ticket-free in Johnson County with these police radar detectors.