In the opening match of the women's competition, two-time gold medallists Japan take on Algeria on 28 July. See full details on the women's competition.
The men’s competition will start the following day with hosts Great Britain making their Olympic Volleyball debut against Bulgaria. See full details of the men's competition.
A total of 144 men and 144 women will compete for gold medals, with 12 teams in each competition.
Beijing 2008 rematch
Defending women’s champions Brazil will open their campaign against Olympic debutants Turkey, while a repeat of the women’s final from Beijing 2008 between Brazil and USA will take place on 30 July.
In the men’s competition, defending champions winners USA will take on Serbia in their opening game on 29 July, before meeting Brazil – who they defeated in the Beijing 2008 final – on 2 August.
London 2012 Organising Committee Director of Sport Debbie Jevans said: ‘Everything is set for the London 2012 Volleyball competition. The schedule has been announced by the FIVB and we look forward to both welcoming the teams and watching some exciting matches which will comprise the best players in the world.’
The knockout phase of the competitions gets underway on 7 August for women and 8 August for men, with the finals being held on 11 and 12 August.
View the full competition schedule
Find out more about Volleyball at London 2012