Law Enforcement Agencies in Marietta, OH OH › Washington County Agencies serving the city of Marietta in OH. Agency Types in Marietta Campus Police 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Marietta, OH Marietta College Washington County Marietta Police Department Washington County Washington County Coroners Office Washington County Washington County Jail Washington County Washington County Sheriffs Office Washington County
