Colombia coach Jose Pekerman has cut three players from his provisional World Cup squad.
America defender Aquivaldo Mosquera, Mainz midfielder Elkin Soto and Al Shabab midfielder Macnelly Torres have been told they will not be on the plane to Brazil.
Colombian Football Federation president Luis Bedoya told reporters: "There are 26 players in Bogota.
"They will fly to Argentina, where they will meet up with Radamel Falcao and there four (more) will be taken out of the group."
Star player Falcao is still racing a race to be fit for the tournament after a serious knee injury.
Colombia have been drawn in Group C alongside Greece, Ivory Coast and Japan.
Provisional Colombia squad:
Goalkeepers: David Ospina (Nice), Farid Mondragon (Deportivo Cali), Camilo Vargas (Santa Fe).
Defenders: Juan Camilo Zuniga (Napoli), Pablo Armero (West Ham), Cristian Zapata, Mario Yepes (Atalanta), Luis Perea (Cruz Azul), Carlos Valdes (San Lorenzo), Santiago Arias, Eder Alvarez Balanta (River Plate).
Midfielders: James Rodriguez (Monaco), Abel Aguilar (Toulouse), Carlos Sanchez (Elche), Fredy Guarin (Inter Milan), Juan Fernando Quintero (Porto), Aldo Ramirez (Morelia), Edwin Valencia (Fluminense), Alex Mejia (Atletico Nacional), Victor Ibarbo (Cagliari), Juan Cuadrado (Fiorentina).
Forwards: Jackson Martinez (Porto), Radamel Falcao (Monaco), Teofilo Gutierrez (River Plate), Luis Muriel (Udinese), Carlos Bacca (Sevilla), Adrian Ramos (Borussia Dortmund).