ClubLocationLeagueTierFounded
SKN St. Pölten—2. Liga - ÖFB—2000
SKVICH—Dissolved 2014—2000
Saint-Amand FC—Régional 1 - Hauts-de-France—2000Saint-Pauloise—Ligue Reunionnaise de Football—2000Saint-Pryvé Saint-Hilaire—National 2—2000
Saraburi FC—Dissolved 2015—2000
Satellite—Ligue Régionale de Guinée—2000
Savanne—Mauritius Premier League—2000
Senja—3. Divisjon - Group 6—2000
Shabab Baalbek—Lebanese Second Division—2000Shakhtyor Petrikov—Dissolved 2025—2000
Shanghai United—Dissolved 2007—2000
Shoro—Dissolved 2004—2000
Siedenbollentin—Verbandsliga Mecklenburg-Vorpommern—2000
Skoruk—Dissolved Inactive—2000
Sliven—A OFG Sliven—2000
Slovácko—1. Česká Liga—2000Slovácko B—MSFL—2000
Soul Tower Hamlets—Essex Senior League—2000
Spartak Chelyabinsk—Dissolved 2008—2000Spartak Nizhny Novgorod—Dissolved 2007—2000
Spartak Yerevan—Dissolved 2003—2000
Sport Coopsol Lima—Dissolved 2004—2000
Sporting CP B—Liga Portugal 3—2000
Sporting Central Academy——2000Srbija Ulm—Landesliga Württemberg—2000
Suhopolje—4. NL Bjelovar-Koprivnica-Virovitica—2000
Super Nova—Virslīga—2000
São Gabriel—Dissolved 2013—2000