Overview
- The RFEF allocated 112 clubs into four regional groups, producing 56 matchups to be played October 28–30.
- Top-flight absentees Barcelona, Real Madrid, Atlético de Madrid and Athletic Club skip this round due to Supercopa participation.
- Lower-division sides host without VAR, maintaining the single-elimination format set by competition rules.
- Notable ties include Sant Jordi vs Osasuna, Puerto de Vega vs Celta, Negreira vs Real Sociedad, Valencia at Maracena, and Levante at Orihuela.
- Additional pairings underscore the local flavor: Mallorca at Atlètic Sant Just, Getxo vs Alavés, Yuncos vs Rayo Vallecano, Inter Valdemoro vs Getafe, and Atlético Palma del Río vs Betis.