Law Enforcement Agencies in Greenville, MS MS › Washington County Agencies serving the city of Greenville in MS. Agency Types in Greenville Adult Institutions 1 agencies Airport Police 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Probation Pretrial 1 agencies Sheriff 1 agencies All Agencies in Greenville, MS Greenville Police Department Washington County Mid-Delta Regional Airport Washington County US Probation & Pretrial Services Office Washington County Washington County Coroners Office Washington County Washington County Regional Corrections Facility Washington County Washington County Regional Corrections Facility Washington County Washington County Sheriffs Office Washington County
