Union of Ibero-American Capital Cities

The Union of Ibero-American Capital Cities, UCCI (Spanish: Unión de Ciudades Capitales Iberoamericanas and Portuguese: União de Cidades Capitais Ibero-americanas), is an international, non-governmental organization of 29 major Ibero-American cities that fosters ties and friendly relations between its members. Founded in October 1982, the union is headquartered in Madrid.

According to the UCCI's website, the current member cities are:

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