• 102 (Westminster Dragoons) Officer Cadet Training Unit (TA), was at
Westminster • 121 Officer Cadet Training Unit RA, was established at Aldershot and in 1941 moved to
Alton Towers,
Staffordshire and trained
Royal Artillery • 122 Officer Cadet Training Unit RA trained Royal Artillery officers at
Larkhill,
Wiltshire. • 123 Officer Cadet Training Unit was at
Catterick Garrison, Yorkshire • 133 (AA) Officer Cadet Training Unit was at
Shrivenham during the Second World War and trained cadets in Anti-Aircraft work • 148 Pre-Officer Cadet Training Unit Training Establishment was created in 1942 at
Wrotham Park,
Hertfordshire, to standardize the first stage of cadet training; cadets went there for initial training and then proceeded to a specialist OCTU. • 161 Infantry Officer Cadet Training Unit (RMC), established in 1939, later became the Mons Officer Cadet Training Unit (Aldershot), which in 1960 was merged into the
Mons Officer Cadet School. • 162 Officer Cadet Training Unit was formed in 1939 from the Infantry Battalion of the
Honourable Artillery Company; this was the Officer Training Unit of the
Reconnaissance Corps. In 1942, 101 RAC OCTU amalgamated with 162 Reconnaissance Corps OCTU to form 100 RAC OCTU based at the
Royal Military College, Sandhurst. • 163 Officer Cadet Training Unit was formed during the Second World War from the
Artists Rifles • 164 Officer Cadet Training Unit was formed in September 1940 at
Barmouth,
Merionethshire • 165 Officer Cadet Training Unit existed during the Second World War at
Lauderdale House, Dunbar. • 166 Officer Cadet Training Unit was at
Colchester from 1939 and later at
Douglas, Isle of Man, where it was lent to the Royal Air Force to train officers of the
RAF Regiment. • 168 Officer Cadet Training Unit was at Aldershot • The Royal Armoured Corps Officer Cadet Training Unit was at the
Royal Military College, Sandhurst, from 1944 to 1945 • The Eaton Hall Officer Cadet Training Unit was at
Eaton Hall, Cheshire, from 1946 until 1960, when it was also merged into the Mons Officer Cadet School. ==British Indian Army==