If available, see below for a list of known police frequencies for Boy River, Minnesota. Or, navigate to another city or town within Cass County, to view the local police frequencies.
| Backus | Bena | Boy River | Cass Lake | |
| Chickamaw Beach | East Gull Lake | Federal Dam | Hackensack | |
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| Lake Shore | Longville | Pillager | Pine River | |
| Remer | Walker | |||
Detect police activity and stay ticket-free in Boy River, Minnesota with these police radar detectors.