Uruguay, 10-24 February 2018
Referee: Fernando Echenique (ARG, photo)
Assistant Referee 1: Julio Fernandez (ARG)
Assistant Referee 2: Maximiliano Yesso (ARG)
Referee: Ivo Mendez (BOL)
Assistant Referee 1: Reuly Vallejos (BOL)
Assistant Referee 2: Ariel Guizada (BOL)
Referee: Rodolpho Toski (BRA)
Assistant Referee 1: Fabricio Villarinho (BRA)
Assistant Referee 2: Danilo Manis (BRA)
Referee: Cesar Deischler (CHI)
Assistant Referee 1: Edson Cisternas (CHI)
Assistant Referee 2: Alejandro Molina (CHI)
Referee: Nicolas Gallo (COL)
Assistant Referee 1: Eduardo Díaz (COL)
Assistant Referee 2: Dionisio Ruiz (COL)
Referee: Guillermo Guerrero (ECU)
Assistant Referee 1: Flavio Nall (ECU)
Assistant Referee 2: Edwin Bravo (ECU)
Referee: Jose Mendez (PAR)
Assistant Referee 1: Rodney Aquino (PAR)
Assistant Referee 2: Darío Gaona (PAR)
Referee: Luis Garay (PER)
Assistant Referee 1: Stephen Atoche (PER)
Assistant Referee 2: Jesus Sanchez (PER)
Referee: Gustavo Tejera (URU)
Assistant Referee 1: Carlos Pastorino (URU)
Assistant Referee 2: Carlos Barreiro (URU)
Referee: Alexis Herrera (VEN)
Assistant Referee 1: Franchescoly Chacon (VEN)
Assistant Referee 2: Lubin Torrealba (VEN)
Reserve Referee
Roberto Sanchez (ECU)