The West African country now ranks 71st for the month of April, moving a place up from last month’s ranking. However, despite moving a place in the World ranking, the country still maintains its 15th position in the Africa standing.
This is the second movement of the country on the world football ranking table since March and Sierra Leone now sit above Poland, Bulgaria, former Africa champions Zambia, Saudi Arabia, Trinidad & Tobago and Morocco who are all ranked 72, 73, 74, 75, 76 and 77 respectively.
Meanwhile, neighbouring Liberia were the worst movers in the ranking for this month, dropping to 22 places down from 97 to 119.
Europe occupies the top three places on the FIFA/Coca-Cola World Ranking after Portugal climbed third behind leaders Spain and Germany.
They are followed by four South American sides in Columbia (4th, up 1), Uruguay (5th, up 1) and fierce rivals Argentina (down 3) and Brazil (up 3), who share sixth position. Just 12 points separate this quartet.
Greece returns to the top ten for the first time since October 2012, while Scotland (22nd, up 15) are the only team to have climbed over ten places.