From Wikipedia, the free encyclopedia: Canada Post
Corporation (French: Société canadienne des postes), trading as Canada Post
(French: Postes Canada), is a Crown corporation which functions as the primary postal operator in Canada. Originally known as Royal Mail Canada (the operating name of the Post Office Department of the Canadian government founded in 1867, French: Courrier Royal Canada), rebranding was done to the " Canada Post
" name in the late 1960s, even though it had not yet been separated from the government. On October 16, 1981, the Canada Post
Corporation Act came into effect. This abolished the Post Office Department and created the present-day Crown corporation which provides postal service.
... Canada Post
(French: Postes Canada) is the Federal Identity Program name. The legal name is Canada Post
Corporation in English and Société canadienne des postes in French. During the late 1980s and much of the 1990s, the short forms used in the corporation's logo were "Mail" (English) and "Poste" (French), rendered as "Poste Mail" in Québec and "Mail Poste" in the other provinces. Although English-language advertising also still referred to the corporation as " Canada Post
Now why Post and Postage? Great question that beats me but I believe they technically mean the same thing, so...