Law Enforcement Agencies in Warren, OH OH › Trumbull County Agencies serving the city of Warren in OH. Agency Types in Warren Campus Police 1 agencies Coroners 1 agencies County Jails 1 agencies Municipal Police 4 agencies Sheriff 1 agencies All Agencies in Warren, OH Champion Twp Police Department Trumbull County Howland Twp Police Department Trumbull County Kent State University Trumbull County Lordstown Police Department Trumbull County Trumbull County Coroners Office Trumbull County Trumbull County Jail Trumbull County Trumbull County Sheriffs Office Trumbull County Warren Police Department Trumbull County
