The Defense Department said Thursday the company will also provide parts, materials and components for the 78 F-35A, 14 F-35B and two F-35C variants.
The U.S. Air Force and the governments of Australia, Italy, Norway, Turkey and other unnamed foreign military sale customers purchased the F-35A aircraft.
The U.S. Marine Corps and the governments of Italy and the U.K. placed the order for the F-35Bs.
The U.S. Navy and Marines bought the F-35C fighter jets.
Lockheed said it will perform contract work through May 2019 at domestic locations in California, Florida, Maryland, New Hampshire and Texas in the U.S. and at international facilities in Italy and the U.K.
The Naval Air Systems Command in Maryland is the contracting activity.