If available, see below for a list of known police frequencies for Harrison County in Missouri. Or, navigate to your city or town to view your local city and/or police frequencies within Harrison County, Missouri.
| Bethany | Blythedale | Brooklyn | Cainsville | |
| Eagleville | Gilman City | Hatfield | Martinsville | |
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| Mount Moriah | New Hampton | Ridgeway | ||
Detect police activity and stay ticket-free in Harrison County with these police radar detectors.