Members of the SICA:
Central American Integration System

The SICA is an alliance of states of currently 8 countries in Central America and in Caribbean.

All member states comprise a total area of 571,000 km² and about 60.53 million people. This is 0.38% of the habitable area around the world and 0.78% of the world population. With an economic output of 334.83 billion US dollars annually, they represent around 0.40 percent of the global economy. The value of all exported goods of these 8 countries was 85.97 billion US dollars per year at last count.

Official website (Spanish):
Map of member countries: SICA - Central American Integration System
Belize0.40 M23,000 km²
Costa Rica5.09 M51,000 km²
Dominican Republic10.85 M49,000 km²
El Salvador6.49 M21,000 km²
Guatemala16.86 M109,000 km²
Honduras9.90 M112,000 km²
Nicaragua6.62 M130,000 km²
Panama4.31 M75,000 km²