[1] Forty teams participated, divided into two groups of twenty clubs each based on geographical proximity.
In each group, the champions automatically promoted to Segunda División and the second to fifth placers played promotion play-offs and the bottom five were relegated to the Segunda División RFEF.
The match will take place at one of the stadiums designated to host the promotion playoff.
In case of draws, extra time was played; if the match was still level, the team which achieved a higher regular season finish was proclaimed the winner.
The following clubs qualified for the 2022–23 Copa del Rey by virtue of their league finish: