If available, see below for a list of known police frequencies for Old Lyme, Connecticut. Or, navigate to another city or town within New London County, to view the local police frequencies.
| Bozrah | Colchester | East Lyme | Franklin | |
| Griswold | Groton | Lebanon | Ledyard | |
| Lisbon | Lyme | Montville | New London | |
|
| ||||
| North Stonington | Norwich | Old Lyme | Preston | |
| Salem | Sprague | Stonington | Voluntown | |
| Waterford | ||||
Detect police activity and stay ticket-free in Old Lyme, Connecticut with these police radar detectors.