The Red Cell Network is a partnership between University College London Hospitals NHS Foundation Trust, Whittington Health NHS Trust, North Middlesex University Hospital NHS Trust and Cambridge University Hospitals NHS Foundation Trust. The Network covers the sickle cell networks across North Central London and East Anglia. The following NHS trusts are part of the Network:
| Bedfordshire Hospitals NHS Foundation Trust |
| Cambridge University Hospitals NHS Foundation Trust |
| East & North Hertfordshire NHS Trust |
| Great Ormond Street Hospital for Children NHS Foundation Trust |
| North West Anglia NHS Foundation Trust |
| James Paget University Hospitals NHS Foundation Trust |
| Norfolk and Norwich University Hospitals NHS Foundation Trust |
| North Middlesex University Hospital NHS Trust |
| The Princess Alexandra Hospital NHS Trust |
| The Queen Elizabeth Hospital King's Lynn NHS Foundation Trust |
| East Suffolk & North Essex NHS Foundation Trust |
| Royal Free Hospital London NHS Foundation Trust |
| University College London Hospitals NHS Foundation Trust |
| West Suffolk NHS Foundation Trust |
| Whittington Health NHS Trust |