Law Enforcement Agencies in Poplarville, MS MS › Pearl River County Agencies serving the city of Poplarville in MS. Agency Types in Poplarville Campus Police 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Poplarville, MS Pearl River Community College Pearl River County Pearl River County Jail Pearl River County Pearl River County Sheriffs Department Pearl River County Poplarville Police Department Pearl River County
