| Police department | County |
|---|---|
| Ansonia Police Department | Naugatuck Valley Planning Region |
| Avon Police Department | Capitol Planning Region |
| Berlin Police Department | Capitol Planning Region |
| Bethel Police Department | Western Connecticut Planning Region |
| Bloomfield Police Department | Capitol Planning Region |
| Branford Police Department | South Central Connecticut Planning Region |
| Bridgeport Police Department | Greater Bridgeport Planning Region |
| Bristol Police Department | Naugatuck Valley Planning Region |
| Brookfield Police Department | Western Connecticut Planning Region |
| Canton Police Department | Capitol Planning Region |
| Cheshire Police Department | Naugatuck Valley Planning Region |
| Clinton Police Department | Lower Connecticut River Valley Planning Region |
| Coventry Police Department | Capitol Planning Region |
| Cromwell Police Department | Lower Connecticut River Valley Planning Region |
| Danbury Police Department | Western Connecticut Planning Region |
| Darien Police Department | Western Connecticut Planning Region |
| Derby Police Department | Naugatuck Valley Planning Region |
| East Hampton Police Department | Lower Connecticut River Valley Planning Region |
| East Hartford Police Department | Capitol Planning Region |
| East Haven Police Department | South Central Connecticut Planning Region |
| East Lyme Police Department | Southeastern Connecticut Planning Region |
| East Windsor Police Department | Capitol Planning Region |
| Easton Police Department | Greater Bridgeport Planning Region |
| Enfield Police Department | Capitol Planning Region |
| Fairfield Police Department | Greater Bridgeport Planning Region |
| Farmington Police Department | Capitol Planning Region |
| Glastonbury Police Department | Capitol Planning Region |
| Granby Police Department | Capitol Planning Region |
| Greenwich Police Department | Western Connecticut Planning Region |
| Groton Long Point Police Department | Southeastern Connecticut Planning Region |
| Groton Police Department | Southeastern Connecticut Planning Region |
| Groton Town Police Department | Southeastern Connecticut Planning Region |
| Guilford Police Department | South Central Connecticut Planning Region |
| Hamden Police Department | South Central Connecticut Planning Region |
| Hartford Police Department | Capitol Planning Region |
| Ledyard Police Department | Southeastern Connecticut Planning Region |
| Madison Police Department | South Central Connecticut Planning Region |
| Manchester Police Department | Capitol Planning Region |
| Meriden Police Department | South Central Connecticut Planning Region |
| Middlebury Police Department | Naugatuck Valley Planning Region |
| Middletown Police Department | Lower Connecticut River Valley Planning Region |
| Milford Police Department | South Central Connecticut Planning Region |
| Monroe Police Department | Greater Bridgeport Planning Region |
| Montville Police Department | Southeastern Connecticut Planning Region |
| Naugatuck Police Department | Naugatuck Valley Planning Region |
| New Britain Police Department | Capitol Planning Region |
| New Canaan Police Department | Western Connecticut Planning Region |
| New Haven Police Department | South Central Connecticut Planning Region |
| New London Police Department | Southeastern Connecticut Planning Region |
| New Milford Police Department | Western Connecticut Planning Region |
| Newington Police Department | Capitol Planning Region |
| Newtown Police Department | Western Connecticut Planning Region |
| North Branford Police Department | South Central Connecticut Planning Region |
| North Haven Police Department | South Central Connecticut Planning Region |
| Norwalk Police Department | Western Connecticut Planning Region |
| Norwich Police Department | Southeastern Connecticut Planning Region |
| Old Saybrook Police Department | Lower Connecticut River Valley Planning Region |
| Orange Police Department | South Central Connecticut Planning Region |
| Plainfield Police Department | Northeastern Connecticut Planning Region |
| Plainville Police Department | Capitol Planning Region |
| Plymouth Police Department | Naugatuck Valley Planning Region |
| Portland Police Department | Lower Connecticut River Valley Planning Region |
| Putnam Police Department | Northeastern Connecticut Planning Region |
| Redding Police Department | Western Connecticut Planning Region |
| Ridgefield Police Department | Western Connecticut Planning Region |
| Rocky Hill Police Department | Capitol Planning Region |
| Seymour Police Department | Naugatuck Valley Planning Region |
| Shelton Police Department | Naugatuck Valley Planning Region |
| Simsbury Police Department | Capitol Planning Region |
| South Windsor Police Department | Capitol Planning Region |
| Southington Police Department | Capitol Planning Region |
| Stamford Police Department | Western Connecticut Planning Region |
| Stonington Police Department | Southeastern Connecticut Planning Region |
| Stratford Police Department | Greater Bridgeport Planning Region |
| Suffield Police Department | Capitol Planning Region |
| Thomaston Police Department | Naugatuck Valley Planning Region |
| Torrington Police Department | Northwest Hills Planning Region |
| Trumbull Police Department | Greater Bridgeport Planning Region |
| Vernon Police Department | Capitol Planning Region |
| Wallingford Police Department | South Central Connecticut Planning Region |
| Waterbury Police Department | Naugatuck Valley Planning Region |
| Waterford Police Department | Southeastern Connecticut Planning Region |
| Watertown Police Department | Naugatuck Valley Planning Region |
| West Hartford Police Department | Capitol Planning Region |
| West Haven Police Department | South Central Connecticut Planning Region |
| Weston Police Department | Western Connecticut Planning Region |
| Westport Police Department | Western Connecticut Planning Region |
| Wethersfield Police Department | Capitol Planning Region |
| Willimantic Police Department | Southeastern Connecticut Planning Region |
| Wilton Police Department | Western Connecticut Planning Region |
| Winchester Police Department | Northwest Hills Planning Region |
| Windsor Locks Police Department | Capitol Planning Region |
| Windsor Police Department | Capitol Planning Region |
| Wolcott Police Department | Naugatuck Valley Planning Region |
| Woodbridge Police Department | South Central Connecticut Planning Region |
Alphabetical.
Source: Federal Bureau of Investigation, Crime Data Explorer — law-enforcement agencies by state (API). Data captured September 30, 2026.