| Country | Area | Population | Capital |
|---|---|---|---|
| Australia | 7,682,557 km2 | 20,264,082 (2006) | Canberra |
| Belau | 458 km2 | 19,907 (2005) | Melekeok |
| Fiji | 18,270 km2 | 853,445 (2006) | Suva |
| Kiribati | 811 km2 | 105,432 (2005) | South Tarawa |
| Marshall Islands | 181.3 km2 | 61,963 (2005) | Majuro |
| Micronesia | 702 km2 | 108,500 (2006) | Palikir |
| Nauru | 21.3 km2 | 13,000 (2005) | - |
| Papua New Guinea | 462,840 km2 | 5,887,000 (2005) | Port Moresby |
| Solomon Islands | 28,450 km2 | 478,000 (2005) | Honiara |
| Samoa | 2,944 km2 | 185,000 (2005) | Apia |
| Tonga | 748 km2 | 102,000 (2005) | Nuku'alofa |
| Tuvalu | 26 km2 | 10,441 (2005) | Funafuti |
| New Zealand | 268,680 km2 | 4,143,279 (2006) | Wellington |
| Vanuatu | 12,200 km2 | 209,000 (2006) | Port Vila |