If available, see below for a list of known police frequencies for Carroll County in Illinois. Or, navigate to your city or town to view your local city and/or police frequencies within Carroll County, Illinois.
| Frequency | Description | Agency | |
|---|---|---|---|
| 155.67 | Carroll County Sheriff - Dispatch | Carroll County Sheriff | |
| 158.925 | Carroll County Sheriff - Dispatch | Carroll County Sheriff | |
| 453.725 | Carroll County Sheriff - Dispatch | Carroll County Sheriff | |
| 458.725 | Carroll County Sheriff - Dispatch | Carroll County Sheriff | |
| 39.5 | Carroll County Sheriff - TAC | Carroll County Sheriff | |
| 39.66 | Carroll County Sheriff - TAC | Carroll County Sheriff | |
| 156.09 | Carroll County Sheriff - TAC | Carroll County Sheriff | |
| 460.375 | Carroll County Sheriff - TAC | Carroll County Sheriff |
| Chadwick | Lanark | Milledgeville | Mount Carroll | |
|
| ||||
| Savanna | Shannon | Thomson | ||
Detect police activity and stay ticket-free in Carroll County with these police radar detectors.