The draw of the tournament was held on 13 September 2018, 11:00 PYT (UTC−4) at the headquarters of the Paraguayan Football Association in Asunción.[1][4] The 10 teams were drawn into two groups of five. The following two teams were seeded:
Group A: representatives of the host association, Sport Colonial (Paraguay)
The top two teams of each group advance to the semi-finals. The teams are ranked according to points (3 points for a win, 1 point for a draw, 0 points for a loss). If tied on points, tiebreakers are applied in the following order (Regulations Article 21):[2]
Results in head-to-head matches between tied teams (points, goal difference, goals scored);