Top 5 teams of each group advance to qualification round II.

Teams finishing 6th continue in 2014–15 LEN Euro Cup qualification.

Sixteen teams will take part in the Qualification round II.

These clubs will form four groups of four and will have round robin tournaments at four host cities on 17–19 October.

If teams are level on record at the end of the preliminary round, tiebreakers are applied in the following order: In each group, teams played against each other home-and-away in a round-robin format.