Dipton is a small town in the Southland region of New Zealand. It is located 20 kilometres south of Lumsden and 60 kilometres north of In…Dipton is a small town in the Southland region of New Zealand. It is located 20 kilometres south of Lumsden and 60 kilometres north of Invercargill. From 20 October 1875 until its closure on 13 December 1982, Dipton was situated on the Kingston Branch railway.