ClubLocationLeagueTierFounded
Rubin Yalta—Vtoraya Liga - Divizion B—2009
SD Logroñés—Segunda Federación - Grupo 2—2009
SU Neckarsulm—Landesliga Württemberg—2009
Sacramento Gold—NPSL - Golden Gate Conference—2009
Salaam Aweil—Aweil Regional League—2009AIASalsa Ballers—AFA Senior League—2009
Samut Prakan FC—Thai League 3 - Bangkok Metropolitan Region—2009
San Antonio—Dissolved in 2015—2009
San Cataldo—Eccellenza Basilicata—2009San Diego Sockers [MASL]—MASL—2009San Fernando CDI—Dissolved in 2025—2009
San Francisco Masachapa—Dissolved in 2019—2009
Shenyang Zhongze—Dissolved in 2015—2009
Silistra 2009—Dissolved in 2014—2009
Sivutsa Stars—Dissolved in 2014—2009
Smolevichi—Drugaya Liga Belarusi—2009Songkhla United—Dissolved in 2018—2009
Southern Myanmar—Dissolved in 2021—2009
Speranța Crihana Veche—Dissolved in 2015—2009Speyer 09—Bezirksliga Vorderpfalz—2009Sporting Terni—Dissolved in 2013—2009Stavropolye-2009—Dissolved in 2010—2009
Still Believe—Division Two League - GARFA—2009Sukhothai—Thai League 1—2009
Sukthi—Dissolved in 201?—2009Surin City—Thai League 3 - Northeastern Region—2009
Swieqi United—Maltese Challenge League—2009
São Gonçalo FC—Inactive—2009
Sønderborg—Dissolved in 2020—2009
Terremoto—Primera Divisional C—2009