Colombia – Chile
Referee: Andres Cunha (URU, photo)
Assistant Referee 1: Nicolas Taran (URU)
Assistant Referee 2: Pablo Llarena (URU)
Fourth Official: Christian Ferreyra (URU)
VAR: Rafael Traci (BRA)
AVAR: Gustavo Tejera (URU)
Referee Assessor: Jorge Larrionda (URU)
VAR Supervisor: Juan Lugones (ECU)
Uruguay – Ecuador
Referee: Anderson Daronco (BRA)
Assistant Referee 1: Danilo Manis (BRA)
Assistant Referee 2: Alessandro Rocha (BRA)
Fourth Official: Luiz Oliveira (BRA)
VAR: Rodolpho Toski (BRA)
AVAR: Bruno Arleu (BRA)
Referee Assessor: Amelio Andino (PAR)
VAR Supervisor: Enrique Caceres (PAR)
Brazil – Peru
Referee: Wilmar Roldan (COL)
Assistant Referee 1: Alexander Guzman (COL)
Assistant Referee 2: Wilmar Navarro (COL)
Fourth Official: Ivo Mendez (BOL)
VAR: Esteban Ostojich (URU)
AVAR: Gery Vargas (BOL)
Referee Assessor: Roberto Silvera (URU)
VAR Supervisor: Dario Ubriaco (URU)
Paraguay – Venezuela
Referee: Roberto Tobar (CHI)
Assistant Referee 1: Christian Schiemann (CHI)
Assistant Referee 2: Claudio Rios (CHI)
Fourth Official: Nicolas Gamboa (CHI)
VAR: Piero Maza (CHI)
AVAR: Juan Lara (CHI)
Referee Assessor: Roberto Perassi (BRA)
VAR Supervisor: Carlos Astroza (CHI)
Argentina – Bolivia
Referee: Kevin Ortega (PER)
Assistant Referee 1: Michael Orue (PER)
Assistant Referee 2: Coty Carrera (PER)
Fourth Official: Michael Espinoza (PER)
VAR: Victor Carrillo (PER)
AVAR: Milciades Saldivar (PAR)
Referee Assessor: Manuel Bernal (PAR)
VAR Supervisor: Emerson De Carvalho (BRA)