 His last participation at the Under-21 level was at the 2005 FIBA Under-21 World Championship, where he finished fourth in scoring with an average of 17.6 points per game and led the competition in assists with 7.3 per game, as Puerto Rico took seventh.In July 2006, Barea made his debut for the senior national team in the 2006 Central American and Caribbean Games, where Puerto Rico captured the gold medal.In the championship game against Panama, Barea drilled the decisive three-point basket with fourteen seconds left to give Puerto Rico a final advantage.