If available, see below for a list of known police frequencies for New London County in Connecticut. Or, navigate to your city or town to view your local city and/or police frequencies within New London County, Connecticut.
| 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 New London County with these police radar detectors.