Law Enforcement Agencies in El Dorado, AR AR › Union County Agencies serving the city of El Dorado in AR. Agency Types in El Dorado Airport Police 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in El Dorado, AR El Dorado Police Department Union County South Arkansas Regional Airport Union County Union County Coroners Office Union County Union County Jail Union County Union County Sheriffs Department Union County
