The first part of this list is for the stamps of Papua New Guinea issued under that name. The stamps of the precursor entities are treated further below.
Papua New Guinea, 1901-
German New Guinea, 1897-1919
No persons were featured on the stamps of German New Guinea.Netherlands New Guinea, 1950-1962
New Britain 1914-1915
It previously used the stamps of German New Guinea, and is now a part of Papua New Guinea.
No persons were featured on the stamps of New Britain.New Guinea, 1925-1939
Australian mandated territory that was formerly a German possession
North West Pacific Islands, 1915-1923
These were overprinted Australian stamps used mostly in New Britain, but also in Nauru
Western New Guinea, 1962
Under United Nations trusteeship