If available, see below for a list of known police frequencies for Washington County in Maryland. Or, navigate to your city or town to view your local city and/or police frequencies within Washington County, Maryland.
| Boonsboro | Clear Spring | Funkstown | Hagerstown | |
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| Hancock | Keedysville | Sharpsburg | Smithsburg | |
| Williamsport | ||||
Detect police activity and stay ticket-free in Washington County with these police radar detectors.