Founded in 2008, CSO Filiași played at the amateur level until 2014, when it promoted to Liga III after winning a promotion play-off match against Flacăra Horezu, Vâlcea County champion. In the third tier, Filieșenii have consecrated themselves as a middle-table team, best rank being a 5th place obtained at the end of the 2018–19 season.
CSO Filiași was founded in 2008 and played at amateur level (Liga IV) until 2014, when it promoted to Liga III after winning Dolj County series and also the promotion play-off match against Flacăra Horezu, Vâlcea County champion.[1][2] In the third tier, Filieșenii have consecrated themselves as a middle-table team, obtaining following results: 7th out of 13 (2014–15), 14th out of 15 (2015–16), 10th out of 15 (2016–17), 7th out of 15 (2017–18) and 5th out of 16 (2018–19).
CSO Filiași plays its home matches on Orășenesc Stadium in Filiași, with a capacity of 1,360 seats. During the construction of the new stadium, CSO played on Oltenia Stadium in Ișalnița, with a capacity of 2,000 seats.