If available, see below for a list of known police frequencies for Greenport, New York. Or, navigate to another city or town within Columbia County, to view the local police frequencies.
| Ancram | Austerlitz | Canaan | Chatham | |
| Claverack | Clermont | Copake | Gallatin | |
| Germantown | Ghent | Greenport | Hillsdale | |
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| Hudson | Kinderhook | Livingston | New Lebanon | |
| Stockport | Stuyvesant | Taghkanic | ||
Detect police activity and stay ticket-free in Greenport, New York with these police radar detectors.