Australian Transport Network (ATN) was a freight railway operator in Australia that commenced operating in November 1997. The company operated narrow gauge trains in Tasmania and standard gauge trains in New South Wales and Victoria. It was formed as a joint venture with Tranz Rail owning 67% and Wisconsin Central 33%. In February 2004, ATN was sold to Pacific National.

Wisconsin Central Ltd. is a railroad subsidiary of Canadian National. At one time, its parent Wisconsin Central Transportation Corporation owned or operated railroads in the United States, Canada, the United Kingdom, New Zealand, and Australia.