Law Enforcement Agencies in Greenville, PA PA › Mercer County Agencies serving the city of Greenville in PA. Agency Types in Greenville Campus Police 1 agencies Coroners 1 agencies Municipal Police 2 agencies All Agencies in Greenville, PA Greenville Police Department Mercer County Hempfield Twp Police Department Mercer County Mercer County Coroners Office Mercer County Thiel College Mercer County
