Within the Hall of Krešimir Ćosić, there are four smaller halls for basketball, volleyball, recreational soccer, badminton, athletics and various other sports used by athletes, sports clubs and associations, but also citizens of Zadar and the Zadar County,.

The halls are very functional and equipped with modern equipment, with very nice locker rooms and supporting facilities.

The halls are, except for sporting events, training and recreation, intended to host a variety of events, ranging from entertainment events, pop concerts and classical music, to business events and trade shows.

The entire Krešimir Ćosić hall is available for renting, the big hall and all four small halls, for a day or several days, but also for an hour.

The hall n.1, is intended primarily for training and recreation, has a standard size of the basketball court with the possibility of splitting  with movable partitions into two sections, so that at the same time in the hall can train two groups of athletes without disturbing each other. The hall is primarily intended for the following sports: basket, volleyball, indoor soccer, rhythmic gymnastics.

The hall n.2 has also a basketball court of standard dimensions, but it is as well predisposed for the organization of different events like cultural events, entertainment, concerts, conventions, economic events and fairs. Precisely because of the possibility of holding concerts in it, the hall n.2 is further soundproof. The hall is primarily intended for the following sports: basket, badminton, tennis, martial arts.

The hall n.3 is also equipped for official games in various sports since it has modern scoreboards on two sides of the hall, a scorer's table for official staff and about 250 seats. Alongside the hall there is a gym that is only available for the use of sports clubs. The hall is primarily intended for the following sports: basket.

The hall n.4 is intended primarily for training and recreation. The hall is primarily intended for the following sports: basket, volleyball, soccer ball.