Our region, Australia, New Zealand, and Oceania, is vast. Member countries within the AAIS Jurisdiction are shown in the Table below, sorted according to the two-letter country code developed by the United Nations Statistics Division as UN M49 or the Standard Country or Area Codes for Statistical Use (Series M, No. 49). Country Names follow the International Organization for Standardization, ISO 3166: Codes for the representation of names of countries and their subdivisions that establishes standard names of countries, dependent territories and special areas of geographical interest.
Map of AAIS Jurisdiction
Each country is associated with one of the following social regions: Polynesia (8), Micronesia (6), Melanesia (3), Asian (1) and Other (1).
| Code | Country Names | Regions |
| AU | Australia | O |
| CK | Cook Islands | P |
| FJ | Fiji | P |
| FM | Federated States of Micronesia | I |
| KI | Kiribati | I |
| MH | Marshall Islands | I |
| MP | Northern Marianas | I |
| NR | Nauru | I |
| NU | Niue | P |
| NZ | New Zealand | P |
| PG | Papua New Guinea | E |
| PW | Palau | I |
| SB | Soloman Islands | E |
| TK | Tokelau | P |
| TL | Timor Leste | A |
| TO | Tonga | P |
| TV | Tuvalu | P |
| VU | Vanuatu | E |
| WS | Western Samoa | P |