No. 657 Squadron was formed at RAF Ouston on 31 January 1943. It went into action in August of that year, in North Africa. It later served in Italy, the Netherlands and Germany. In November 1945, the squadron returned to the UK and continued to support army units in the South of England until disbanded by being renumbered No. 651 Squadron RAF on 1 November 1955. The original squadron is represented today by No. 657 Squadron of the Joint Special Forces Aviation Wing.
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Flintham, Vic and Andrew Thomas. Combat Codes: A full explanation and listing of British, Commonwealth and Allied air force unit codes since 1938. Shrewsbury, Shropshire, UK: Airlife Publishing Ltd., 2003. ISBN 1-84037-281-8.
Halley, James J. The Squadrons of the Royal Air Force & Commonwealth 1918-1988. Tonbridge, Kent, UK: Air Britain (Historians) Ltd., 1988. ISBN 0-85130-164-9.
Jefford, Wing Commander C.G., MBE, BA, RAF(Retd.). RAF Squadrons, a Comprehensive record of the Movement and Equipment of all RAF Squadrons and their Antecedents since 1912. Shrewsbury, Shropshire, UK: Airlife Publishing Ltd., 1988 (second edition 2001). ISBN 1-85310-053-6.