Clwyd

• 1 Army training area
• 4 Army camps
• 1 RAF maintenance unit

Dyfed

• 5 RN fuel, armament or storage depots
• 1 Marine and salvage depot
• 3 Army camps
• 1.Army training area
• 1 RAF wireless station
• 1 RAF bombing range
• 2 RAF airfields
• 1 Royal Aircraft Establishment
• 1 Proof and experimental establishment

Gwent

• 1 RN auxiliary unit
• 3 Army camps
• 1 Royal ordnance factory
• 1 Army training area

Gwynedd

• 4 Army camps
• 1 Joint Service mountain training centre
• 1 Mountain rescue post
• 2 RAF airfields
• 1 RAF marine craft unit
• 1 Royal Aircraft Establishment

Mid Glamorgan

• 1 Army workshop

Powys

• 2 RN camps
• 4 Army camps
• 4 Army training areas

South Glamorgan

• 1 RN training centre
• 1 Army camp
• 1 RAF airfield
• 1 Royal ordnance factory
• 1 Port meteorological office

West Glamorgan

• 1 RN training centre
• 1 RAF meteorological site