If available, see below for a list of known police frequencies for Knox County in Ohio. Or, navigate to your city or town to view your local city and/or police frequencies within Knox County, Ohio.
| Centerburg | Danville | Fredericktown | Gambier | |
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| Gann | Martinsburg | Mount Vernon | Utica | |
Detect police activity and stay ticket-free in Knox County with these police radar detectors.