The matches were played from 2 September 2011 to 29 February 2012. The top two teams in each group advanced to the fourth round.
Seeding
The 20 teams were divided into four pots for the draw, each containing five teams. The July 2011 FIFA Ranking – released on 27 July – was used to seed the teams.
^ abIraq had to play their remaining home games of the 2014 FIFA World Cup qualifiers at a neutral venue following a ban by FIFA on playing in Iraq.[5]
^Moved from the original venue at Yanggakdo Stadium due to the poor condition of the pitch.[6]