| name | Area (m²) | archipelago | continent | waterbody | latitude (°) | longitude (°) | population (people) | Map |
|---|---|---|---|---|---|---|---|---|
| Admiralty Islands | 2,100,000,000 | Oceania | Mar de bismarck | -2.0833332539 | 146.9499969482 | 32,713 | Map | |
| Aleipata Islands | 1,680,000 | Oceania | Pacific Ocean | -14.0666666031 | -171.3999938965 | Map | ||
| Antipodes Islands | 20,970,000 | Oceania | Pacific Ocean | -49.6666679382 | 178.7666625977 | Map | ||
| Aru Islands Regency | 8,562,999,808 | Oceania | Arafura Sea | -6.1666665077 | 134.5000000000 | 83,977 | Map | |
| Auckland Islands | 625,000,000 | Oceania | Pacific Ocean | -50.7000007629 | 166.1000061035 | Map |