Note: Australia is generally considered to be a continental landmass, rather than an island. If however one does count Australia among the islands it, not Greenland, would be the largest in the world (unless one also considered Antarctica an island).
... End tube station[?] (aka Bull & Bush; never opened)
North Weald tube station[?]
Ongar tube station[?]
St Mary's (Whitechapel Road) tube station[?]
South ...