Tehran Times - Iran national football team moved three spots down to 36th place in the latest FIFA world rankings released on Thursday.
Iran are the best Asian football team in the rankings.
Australia remain second in AFC, followed by Japan, South Korea, Saudi Arabia and China.
World Cup holders Germany have retained the top spot after the latest round of international matches while Belgium have climbed to third ahead of the 2018 finals in Russia.
A total of 133 matches were played in March, including international friendlies and 13 competitive games in the AFC Asian Cup.
Tunisia and Uruguay were among the big movers as they entered the top 20 while the matches in Asia helped Oman, Chinese Taipei and Philippines improve their rankings.
FIFA's newest members Kosovo, who climbed 24 spots to 152nd, and Gibraltar, who leaped 10 spots to 196th, also benefited from friendly victories.