The Red Cell Network is a collaboration between University College London Hospitals NHS Foundation Trust, Imperial College Healthcare NHS Trust, St George’s University Hospitals NHS Foundation Trust, Oxford University Hospital NHS Foundation Trust, University Hospital Southampton NHS Foundation Trust and University Hospitals Bristol and Weston NHS Foundation Trust. The Network covers thalassaemia and rare inherited anaemia (RIA) across London, South Central and South West England. The following NHS trusts are part of the Network:
| Ashford & St Peters Hospitals NHS Foundation Trust |
| Buckinghamshire Healthcare NHS Trust |
| Dorset County Hospital NHS Foundation Trust |
| Frimley Health NHS Foundation Trust |
| Gloucestershire Hospitals NHS Foundation Trust |
| Great Western Hospitals NHS Foundation Trust |
| Hampshire Hospitals NHS Foundation Trust |
| Imperial College Healthcare NHS Trust |
| Isle of Wight NHS Trust |
| Kingston Hospital NHS Foundation Trust |
| Milton Keynes University Hospital NHS Foundation Trust |
| Royal Devon University Health NHS Foundation Trust |
| Oxford University Hospital NHS Foundation Trust |
| University Hospitals Plymouth NHS Trust |
| Portsmouth Hospitals University NHS Trust |
| Queen Victoria Hospital NHS Foundation Trust |
| Royal Cornwall Hospitals NHS Trust |
| Royal Surrey NHS Foundation Trust |
| Royal United Hospitals Bath NHS Foundation Trust |
| Torbay and South Devon NHS Foundation Trust |
| St George’s University Hospitals NHS Foundation Trust |
| Somerset NHS Foundation Trust |
| Royal Berkshire NHS Foundation Trust |
| University Hospitals Dorset NHS Foundation Trust |
| University College London Hospitals NHS Foundation Trust |
| University Hospital Southampton NHS Foundation Trust |
| University Hospitals Bristol and Weston NHS Foundation Trust |