| Department | Building | Floor |
|---|---|---|
| Accident & Emergency | Main Building | Ground Floor |
| Accommodation | Doctors Accommodation Block | |
| Admin South Block Meeting Rooms | Admin Block South | |
| Aldham Ward | Constable Wing | First Floor |
| Ambulance Bays | Main Building | Ground Floor |
| Ambulance Liaison | Main Building | First Floor |
| Ante-natal Clinic | Constable Wing | Ground Floor |
| Bereavement Suite | Main Building | Ground Floor |
| Birch Ward | Gainsborough Wing | Second Floor |
| Blood Transfusion | Elmstead Day Unit | |
| Brightlingsea Ward | Main Building | First Floor |
| Cancer Information Service | Gainsborough Wing | Ground Floor |
| Cardio-Respiratory | Main Building | Ground Floor |
| Carillion Facilities Management | Carillion Block | |
| Catering | Main Building | First Floor |
| CATHLAB | Elmstead Day Unit | |
| Catscans | Main Building | Ground Floor |
| Central Delivery Suite | Constable Wing | Ground Floor |
| Children's Day Unit | Main Building | Ground Floor |
| Children's Ward | Main Building | Ground Floor |
| Copford Ward | Constable Wing | Second Floor |
| D Arcy Ward | Gainsborough Wing | Second Floor |
| Dedham Ward | Main Building | Second Floor |
| Diabetes Services | Main Building | Ground Floor |
| Easthorpe Ward | Gainsborough Wing | First Floor |
| EEG / Neurophysiology Department | EEG Block | |
| Elmstead Day Services Unit | Elmstead Day Unit | Ground Floor |
| Endoscopy | Elmstead Day Unit | |
| Fordham Ward | Constable Wing | First Floor |
| General Office | Main Building | Ground Floor |
| Great Bentley Ward | Main Building | Ground Floor |
| Great Tey Ward | Constable Wing | Second Floor |
| Gynaecology clinic | Constable Wing | Ground Floor |
| Haematology Treatment | Elmstead Day Unit | |
| Hydro Therapy | Gainsborough Wing | Ground Floor |
| Intensive Care Unit | Main Building | First Floor |
| Langham Ward | Main Building | Second Floor |
| Layer Marney Ward | Gainsborough Wing | First Floor |
| League Of Friends | ||
| Lexden Ward | CL | First Floor |
| Medical Assessment Unit | Main Building | Ground Floor |
| Medical Personnel | Post Graduate Medical Centre | |
| Microbiology | Main Building | Basement |
| Mortuary | Main Building | Ground Floor |
| MRI Scan Unit | MRI Unit | Ground Floor |
| Multi Faith Centre (Chaplaincy) | Main Building | First Floor |
| Nayland Ward | Main Building | Second Floor |
| Neuro Rehabilitation | Gainsborough Wing | Ground Floor |
| Nuclear Medicine | Main Building | Ground Floor |
| Nutrition & Dietetics Offices | Gainsborough Wing | Second Floor |
| Occupational Health | Main Building | Ground Floor |
| Occupational Therapy | Gainsborough Wing | Ground Floor |
| Orthotics | Gainsborough Wing | Ground Floor |
| Outpatient Blood Taking | Main Building | Ground Floor |
| PALS Office | Main Building | Ground Floor |
| Patients Discharge Lounge | Constable Wing | Ground Floor |
| Peldon Ward | Gainsborough Wing | First Floor |
| Pharmacy | Main Building | Ground Floor |
| Pharmacy Support Unit | Pharmacy Support Unit | |
| Photo Therapy Unit | Gainsborough Wing | Ground Floor |
| Physio Gym | Gainsborough Wing | Ground Floor |
| Physiotherapy, Outpatient | Gainsborough Wing | Ground Floor |
| Post Graduate Medical Centre | Post Graduate Medical Centre | |
| Rapid assessment Unit | Gainsborough Wing | Ground Floor |
| Reception, Gainsborough Wing | Gainsborough Wing | Ground Floor |
| Reception, Main Hospital | Main Building | Ground Floor |
| Reception, Outpatient | Main Building | Ground Floor |
| Restaurant | Main Building | First Floor |
| Rheumatology | Gainsborough Wing | Ground Floor |
| SCBU | Constable Wing | Ground Floor |
| Social Services Office | Gainsborough Wing | First Floor |
| Special Care Baby Unit | Constable Wing | Ground Floor |
| Stanway Ward | CL | First Floor |
| Stroke Unit | Gainsborough Wing | Ground Floor |
| Theatres, Constable Wing | Constable Wing | Second Floor |
| Theatres, Main Block | Main Building | First Floor |
| Tiptree Ward | Gainsborough Wing | First Floor |
| Ultrasound (Scanning) | Constable Wing | Ground Floor |
| Ultrasound, Main Block | Main Building | Ground Floor |
| Urology | Constable Wing | Second Floor |
| Voluntary Services | Main Building | Ground Floor |
| West Bergholt Ward | Main Building | First Floor |
| Wivenhoe Ward | Main Building | First Floor |
| X-ray (Alpha) | Main Building | Ground Floor |
| X-ray (Beta) | Main Building | Ground Floor |