The subregion has 11 countries and the countries can be divided into the mainland (also known as Peninsular Southeast Asia) and the archipelago (also known as Insular Southeast Asia or Maritime Southeast Asia). The mainland countries include:
The archipelago nations are:
Malaysia has two parts and they are divided by the South China Sea. Peninsular Malaysia is on the mainland while East Malaysia is on Borneo, the largest islands in the region. Malaysia is considered as an archipelago nation, however.
Southeast Asia has an area of approx. 4,000,000 km² (1.6 million sq. miles). As of 2004, more than 550 million people lived in the region, a fifth of them (110 million) on the Indonesian island of Java.
Contrary to common misconception, the inhabitants of archipelagic Southeast Asia are not Pacific Islanders.
Other subregions of Asia
- East Asia
- South Asia (Indian Subcontinent)
- Central Asia
- Southwest Asia or West Asia (One definition of the Middle East is synonymous with Southwest Asia)
- North Asia (Siberia)
- Northern Eurasia (Extends into Europe)
- Central Eurasia (Extends into Europe)
- Association of Southeast Asian Nations (ASEAN)
- Austroasiatic languages and Austronesian languages
- History of Southeast Asia
- Wallace's line between Australasian and Southeast Asian fauna
|Regions of the World|
|Africa:||Central Africa | Congo | East Africa | Great Lakes | Guinea | North Africa | Sahel | Southern Africa | Sudan | West Africa|
|Americas:||Andean States | Caribbean | Central America | Great Lakes | Great Plains | Guianas | Southern Cone|
|Asia:||Central Asia | East Asia | East Indies | Far East | Indian subcontinent | North Asia | South Asia | Southeast Asia | Southwest Asia (Middle East, Levant, Anatolia, Arabia)|
|Europe:||Balkans | Baltic region | Benelux | Central Europe | Eastern Europe | Northern Europe | Scandinavia | Southern Europe | Western Europe|
|Other:||Eurasia: Caucasus | Post-Soviet states | Oceania: Australasia | Melanesia | Micronesia | Polynesia | Pacific Rim | Polar: Arctic | Antarctic|