Which countries from the membership of CACM (Central American Common Market)?

Costa Rica, EI Salvador, Guatemala, Honduras, Nicaragua countries from the membership of CACM (Central American Common Market). Central American Common Market (CACM), Spanish Mercado Común Centroamericano (MCCA), association of five Central American nations that was formed to facilitate regional economic development through free trade and economic integration. Established by the General Treaty on Central American Economic Integration signed by Guatemala, Honduras, El Salvador, and Nicaragua in December 1960, its membership expanded to include Costa Rica in July 1962. The CACM is headquartered in Guatemala City.