Canadian National Railway Co is engaged in the rail and related transportation business. The Company's network of approximately 20,000 route miles of track spans Canada and mid-America, connecting approximately three coasts, including the Atlantic, the Pacific and the Gulf of Mexico and serving the cities and ports of Vancouver, Prince Rupert (British Columbia), Montreal, Halifax, New Orleans, and Mobile (Alabama), and the metropolitan areas of Toronto, Edmonton, Winnipeg, Calgary, Chicago, Memphis, Detroit, Duluth (Minnesota)/Superior (Wisconsin), and Jackson (Mississippi), with connections to all points in North America. Its network and connections to all Class I railroads provide its customers access to the three North American Free Trade Agreement nations. It carries over 300 million tons of cargo, serving exporters, importers, retailers, farmers and manufacturers. Its freight includes seven commodity representing a portfolio of goods.