Number 207 Squadron is a historic bomber squadron and, latterly, a communications and flying training squadron of the Royal Air Force. It was announced on 5 July 2017 that No. 207 Squadron will again reform to become the Operational Conversion Unit for the UK F-35B Lightning Force and will return to RAF Marham in Norfolk where it was last based in 1965. No. 207 Squadron arrived at RAF Marham with six F-35Bs on 16 July 2019 before officially standing up on 1 August.