The three-time African champions however swapped places with the Indomitable Lions in the continental grading with Nigeria now in the fifth position. Nigeria's total point haul depreciated from 716 to 696.
The Eagles return to competitive action in a crucial top-of-the-table World Cup qualifier against Group B rivals Zambia in October.
Senegal is third on the continent and 33 in the world with 774 points while DR Congo is 4th in Africa and 42 in the world with 709 points.
Despite getting four points from their Russian Federation 2018 World Cup qualifier double-header against Cameroon in August and September, the three-time African champions dropped a place from the fourth position they occupied last month to the fifth position on the continent.
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The Africa Cup of Nations champions dropped 10 places from 35th to 45th and are now ranked 6th in Africa.
Coach Dennis Lawrence gives instructions during T&T's 0-3 World Cup qualifying loss to Panama in Panama City on September 5.
Iran remain the top-ranked Asian side at 25, while Japan have risen four places to 40.
The next Federation Internationale de Football Association rankings will be announced on October 16 and used to determine the seedings in the draw for the four European playoff ties for next year's World Cup finals in Russia.