- Police Departments (155 agencies)
- Sheriff Offices (55 agencies)
- County Jails (55 agencies)
- Campus Police (22 agencies)
- State Police Agencies (15 agencies)
- Adult Institutions (11 agencies)
- Youth Institutions (9 agencies)
- Federal Agencies (9 agencies)
- Probation & Pretrial Facilities (8 agencies)
- Federal Corrections (5 agencies)
- Airport Police (4 agencies)
- National Parks (4 agencies)
- State Agencies (3 agencies)
- Parole & Probation (2 agencies)
- Military Police (1 agencies)
- Ports of Entry (1 agencies)
- Child Support Enforcement (1 agencies)
- Conservation Agencies (1 agencies)
- Coroners (1 agencies)
