Australian

• Radiation Professionals Australia - Specialist radiation safety consulting firm
• Australian Radiation Protection and Nuclear Safety Agency - The federal regulator and also where you will find all the codes of practice
• Australian Nuclear Science and Technology Organisation
• Dept. of Environment and Water Resources
• Australian Uranium Association
• Uranium Information Centre

Western Australian

• Western Australian Radiological Council - The WA regulator
• DMP Resources SafetyThe WA Department of Mines and Petroleum - resources safety section, they have some very useful guidelines for managing NORM

International

• US Occupational Safety & Health Administration
• Radiation Safety References
• Radiation Safety Professionals
• Radiation Safety Network UK
• Physics and Engineering Consultants at Hightech Laboratories
• Medical Physics Consultant and Radiation Safety Training