Oman today_ The preliminary round of the 2025 Volleyball Nations League will be held with 18 teams, including Iran, Italy, Argentina, Serbia, Cuba, Japan, Brazil, Turkey, Bulgaria, the Netherlands, Germany, France, the United States, Canada, Poland, Slovenia, Ukraine, and China. The International Volleyball Federation (FIVB) has announced the full schedule for this competition, which will feature men’s group matches from June 11 to July 20, with a total of 108 matches to be played during this period.