There don't seem to be a whole lot out there compared to the US. I know Central Dairies from Ottawa have one, can't think of any others off the top of my head. Can't recall ever coming across one in person.
i'm not sure where your located but the antique store in downtown Orillia is closing and in one of there display cases is a large assortment of creamers from Ontario , not sure what the prices were or how much of a discount the vendor was offering but they did have some