- Police Departments (206 agencies)
- Sheriff Offices (123 agencies)
- County Jails (121 agencies)
- Coroners (120 agencies)
- Campus Police (36 agencies)
- State Police Agencies (29 agencies)
- Youth Institutions (23 agencies)
- Parole & Probation (19 agencies)
- Adult Institutions (13 agencies)
- Federal Agencies (10 agencies)
- Probation & Pretrial Facilities (8 agencies)
- Military Police (6 agencies)
- Airport Police (6 agencies)
- Federal Corrections (5 agencies)
- National Parks (3 agencies)
- State Agencies (3 agencies)
- Ports of Entry (2 agencies)
- Child Support Enforcement (1 agencies)
- Transit Authority (1 agencies)
- Conservation Agencies (1 agencies)
