Royal Naval Reserve
Royal Marines Reserve
- Detachment of Royal Marines Reserve Tyne based in Leeds
Territorial Army
- Royal Armoured Corps
- Yorkshire Squadron The Queen's Own Yeomanry based in York
- Detachment, Yorkshire Squadron The Queen's Own Yeomanry based in Hull
- Royal Artillery
- 269 (West Riding) Battery (V) in based Leeds
- Royal Engineers
- 299 Parachute Squadron (V) based in Wakefield
- 1 Troop, 299 Parachute Squadron (V) based in Pontefract
- 2 Troop, 299 Parachute Squadron (V) based in Hull
- Royal Signals
- 38 Signal Regiment based in Sheffield
- 64 Signal Squadron based Sheffield
- 49 (West Riding) Signal Squadron based in Leeds
- 745 Troop, 49 (West Riding) Signal Squadron based in Hull
- Infantry
- 4th Battalion The Parachute Regiment (V) based at Pudsey
- 4th Battalion The Yorkshire Regiment (V) based at York
- Detachment, HQ Company 4th Battalion The Yorkshire Regiment (V) based in Scarborough
- A Company 4th Battalion The Yorkshire Regiment (V) based in Hull
- Detachment, A Company 4th Battalion The Yorkshire Regiment (V) based in Beverley
- Detachment, A Company 4th Battalion The Yorkshire Regiment (V) based in Leeds
- Detachment, B Company 4th Battalion The Yorkshire Regiment (V) based in Northallerton
- C Company 4th Battalion The Yorkshire Regiment (V) based in Huddersfield
- Detachment, C Company 4th Battalion The Yorkshire Regiment (V) based in Keighley
- D Company 4th Battalion The Yorkshire Regiment (V) based in Barnsley
- Detachment, D Company 4th Battalion The Yorkshire Regiment (V) based in Sheffield
- 4 Platoon , B Company 3rd Battalion The Royal Anglian Regiment based in Grimsby
- Yorkshire (Rifles) Paltoon, D Company 5th Battalion Royal Regiment of Fusiliers based in Doncaster
- Special Air Service
- B Squadron 23 Special Air Service (V) based in Leeds
- Royal Logistic Corps
- 150 (Yorkshire) Transport Regiment (V) based in Hull
- 217 Transport Squadron and Workshops REME based in Leeds
- 218 Transport Squadron and Workshops REME based in Hull
- 219 Transport Squadron and Workshops REME based in Doncaster
- Army Medical Services
- 212 Field Hospital (V) based in Sheffield
- A Squadron 212 Field Hospital based in Leeds
- C Squadron 212 Field Hospital based in Bradford
- Detachment, C Squadron 212 Field Hospital based in York
- B (250) Medical Squadron, 5 General Support Medical Regiment based in Hull
- Detachment, B (250) Medical Squadron, 5 General Support Medical Regiment based in Castleford
- Detachment, B (250) Medical Squadron, 5 General Support Medical Regiment based in Grimsby
- Royal Electrical and Mechanical Engineers
- 146 Field Company (V) based in Rotherham
- 147 Field Company based in Scunthorpe
- Intelligent Corps
- 53 Military Intelligence Company (V) based in York
Royal Auxiliary Air Force
- 609 (West Riding) Squadron based in RAF Leeming, Northallerton
University Officer Training Corps
Royal Navy
- Yorkshire Universities Royal Naval Unit based in Hull
Army
- Leeds University Officer Training Corps based in Leeds
- Sheffield University Officer Training Corps based in Sheffield
Royal Air Force
- Yorkshire Universities Air Squadron based in RAF Church Fenton, Tadcaster