Apart from the stamps of the current issuing countries, the Stanley Gibbons Australia Catalogue covers a number of other areas of interest:
- Australian States: New South Wales, Queensland, South Australia, Tasmania, Victoria, Western Australia
- Australia
- British Commonwealth Occupation Force (Japan)
- Australian Antarctic Territory
- Christmas Island
- Cocos (Keeling) Islands
- Nauru (1916-1966)
- German New Guinea (1888-1914)
- New Guinea (Australian Occupation, 1914-1923)
- New Guinea (Mandated Territory, 1925-1939)
- Norfolk Island
- Papua (British New Guinea, 1901-1941)
- Papua New Guinea (1952-1975)