If available, see below for a list of known police frequencies for Grundy County in Missouri. Or, navigate to your city or town to view your local city and/or police frequencies within Grundy County, Missouri.
| Alpha | Brimson | Buttsville | Dunlap | |
| Galt | Hickory Creek | Laredo | Lindley | |
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| Shott | Spickard | Tindall | Trenton | |
Detect police activity and stay ticket-free in Grundy County with these police radar detectors.