Argentina – Brazil
Referee: Andres Cunha (URU, photo)
Assistant Referee 1: Richard Trinidad (URU)
Assistant Referee 2: Nicolas Taran (URU)
Fourth Official: Kevin Ortega (PER)
VAR: Esteban Ostojich (URU)
AVAR: Alexander Guzman (COL)
Referee Assessor: Luis Sanchez (VEN)
Bolivia – Uruguay
Referee: Wilton Sampaio (BRA)
Assistant Referee 1: Danilo Manis (BRA)
Assistant Referee 2: Bruno Pires (BRA)
Fourth Official: Luiz Oliveira (BRA)
VAR: Wagner Reway (BRA)
AVAR: Rodrigo Correa (BRA)
Referee Assessor: Omar Ponce (ECU)
Colombia – Paraguay
Referee: Facundo Tello (ARG)
Assistant Referee 1: Gabriel Chade (ARG)
Assistant Referee 2: Cristian Navarro (ARG)
Fourth Official: Dario Herrera (ARG)
VAR: Juan Soto (VEN)
AVAR: Braulio Machado (BRA)
Referee Assessor: Angel Sanchez (ARG)
Venezuela – Peru
Referee: Bruno Arleu (BRA)
Assistant Referee 1: Marcelo Van Gasse (BRA)
Assistant Referee 2: Bruno Boschilia (BRA)
Fourth Official: Wagner Magalhaes (BRA)
VAR: Rafael Traci (BRA)
AVAR: Rodolpho Toski (BRA)
Referee Assessor: Roberto Perassi (BRA)
Chile – Ecuador
Referee: Fernando Rapallini (ARG)
Assistant Referee 1: Juan Belatti (ARG)
Assistant Referee 2: Diego Bonfa (ARG)
Fourth Official: Gery Vargas (BOL)
VAR: Mauro Vigliano (ARG)
AVAR: John Ospina (COL)
Referee Assessor: Abraham Gonzalez (COL)