Law Enforcement Agencies in Clayton, MO MO › St. Louis County Agencies serving the city of Clayton in MO. Agency Types in Clayton Campus Police 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 2 agencies All Agencies in Clayton, MO Clayton Police Department St. Louis County Font Bonne University St. Louis County Saint Louis County PD St. Louis County St Louis County Justice Center St. Louis County St Louis County Sheriffs Department St. Louis County
