If available, see below for a list of known police frequencies for Ferney, South Dakota. Or, navigate to another city or town within Brown County, to view the local police frequencies.
| Aberdeen | Bath | Bath Corner | Claremont | |
| Columbia | Ferney | Frederick | Groton | |
|
| ||||
| Hecla | Mansfield | Stratford | Verdon | |
| Warner | Westport | |||
Detect police activity and stay ticket-free in Ferney, South Dakota with these police radar detectors.