| Code | Name | Continent | Region |
| ABW | Aruba | North America | Caribbean |
| AFG | Afghanistan | Asia | Southern and Central Asia |
| AGO | Angola | Africa | Central Africa |
| AIA | Anguilla | North America | Caribbean |
| ALB | Albania | Europe | Southern Europe |
| AND | Andorra | Europe | Southern Europe |
| ANT | Netherlands Antilles | North America | Caribbean |
| ARE | United Arab Emirates | Asia | Middle East |
| ARG | Argentina | South America | South America |
| ARM | Armenia | Asia | Middle East |
| ASM | American Samoa | Oceania | Polynesia |
| ATA | Antarctica | Antarctica | Antarctica |
| ATF | French Southern territories | Antarctica | Antarctica |
| ATG | Antigua and Barbuda | North America | Caribbean |
| AUS | Australia | Oceania | Australia and New Zealand |
| AUT | Austria | Europe | Western Europe |
| AZE | Azerbaijan | Asia | Middle East |
| BDI | Burundi | Africa | Eastern Africa |
| BEL | Belgium | Europe | Western Europe |
| BEN | Benin | Africa | Western Africa |