Mercosur 南方共同市场
![](/Images/godic/202501/26/Flag_of_Mercosur.svg3940.png")
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![Member states, 31 July 2012.](/Images/godic/202501/26/Miembros_de_Mercosur.svg3940.png")
![São Paulo, the largest city of Mercosur and the largest city in the Western Hemisphere.](/Images/godic/202501/26/Ponte_estaiada_Octavio_Frias_-_Sao_Paulo3940.jpg")
Mercosur or Mercosul (Spanish:Mercado Común del Sur, Portuguese:Mercado Comum do Sul, Guarani:Ñemby Ñemuha, Southern Common Market) is a sub-regional bloc. Its full members are Argentina, Brazil, Paraguay, Uruguay and Venezuela.
Its associate countries are Bolivia, Chile, Peru, Colombia, Ecuador and Suriname. Observer countries are New Zealand and Mexico.