Maryland State Police Aviation Command
10 aircraft registered with the FAA to this government of Middle River, MD.
- N390MD 2014 Agusta Spa AW139Helicopter Middle River, MD Registered
- N381MD 2012 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N382MD 2012 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N383MD 2012 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N384MD 2013 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N385MD 2013 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N386MD 2013 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N387MD 2013 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N388MD 2013 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered
- N389MD 2013 Agustawestland Philadelphia AW139Helicopter Middle River, MD Registered