Team Melli has dropped to fifth place in the ranking with 1643 points.
Iran had a disappointing performance at the Caspian Cup in Astrakhan, having drawn 2-2 with Azerbaijan and suffering a 9-3 loss against Russia.
Brazil and Spain are first and second with 1874 and 1782 points, respectively
Russia replaced Iran in third place with 1676 points and Argentina is fourth with 1644 points.
The Iranian national futsal team is preparing for the 2020 AFC Futsal Championship Qualifiers and also the 2020 FIFA Futsal World Cup.
Iran finished third at the FIFA Futsal World Cup Colombia 2016 after a 4-3 penalty shootout win over Portugal following a 2-2 draw.