Australian State & Territory National Trusts :

National Trust of Australia (NSW)
National Trust of Australia (ACT)
National Trust of Australia (Victoria)
National Trust of Australia (Tasmania)
National Trust of South Australia
National Trust of Australia (WA)
National Trust of Australia (Northern Territory)
Australian Council of National Trusts

World National Trust Links :

New Zealand Historic Places Trust
National Trust of England, Wales and Northern Ireland
The National Trust for Scotland

Other Heritage Contacts:

World Monuments Fund (Britain)
Department of Environment & Resource Management - Cultural Heritage (Queensland Government)