North Yorkshire Ambulance Service NHS Trust
UK public sector provider of ambulance services in North Yorkshire, England (1992-1999)
The North Yorkshire Ambulance Service National Health Service Trust (Establishment) Order 1992
Tees East and North Yorkshire Ambulance Service NHS Trust
The Cleveland Ambulance, the Humberside Ambulance Service and the North Yorkshire Ambulance Service National Health Service Trusts (Dissolution) Order 1999