Mexico, Costa Rica, Guyana and Saint Lucia were not present and have previously abstained from several of the group's tougher positions towards Maduro's regime.
Duque made the announcement during a meeting in Washington with United States President Donald Trump, with whom he reviewed the situation in Venezuela.
The International Contact Group — made up of 11 countries, including Costa Rica — issued a call for free presidential elections to be held in Venezuela as a peaceful solution to the nation’s crisis.
Of the 13 countries that participated in the second regional meeting on Venezuelan migration, Argentina, Chile, Colombia, Costa Rica, Ecuador, Paraguay, Peru and Uruguay signed the so-called regional “Plan of Action.”
Venezuelans struggling through an economic crisis got a rare bit of good news Thursday when the country's largest brewery announced it had obtained a loan to resume production.