[6]: 152 Canpotex is wholly owned by its two Shareholders:[1][4] Canpotex has commissioned over 8,000 specialized covered hopper cars for inland transportation of potash from landlocked Saskatchewan to ports,[7] and operates solely on Canadian Pacific Railway lines.

[9] The majority of its potash is shipped overseas to Asian, Latin American, and Oceanic markets[10] through Neptune Terminals, partly owned by Canpotex, in North Vancouver, British Columbia.

[11] Canpotex additionally ships smaller quantities of potash through the St. Lawrence Seaway via Thunder Bay, Ontario, and has access to ports on the East Coast of the United States and Gulf of Mexico.

The first of these vessels, the U-Sea Saskatchewan, built as a joint venture with Ultrabulk received its first load of 58,000 metric tons of potash in the Port of Vancouver in November 2010.

[13] The U-Sea Saskatchewan was built by Imabari Shipbuilding of Japan and is capable of carrying 60,000 metric tons.