ClubLocationLeagueTierFounded
SA Sétif—Régional 1 - Constantine—1947
SV de Valleivogels—Tweede Klasse—1947
SVH Waldbach—Oberliga Süd/Ost - Steiermark—1947
Salisbury City—Dissolved 2014—1947
Salthill Devon—Galway & District Premier Division—1947
Santa Marinella 1947—Promozione Lazio—1947
Schwarz-Weiß Düren—Dissolved 2001—1947
Sementina——1947
Sesimbra—AF Santarém - 1ª Divisão—1947
Seyssinet—National 3—1947
Slavonac Gradište—1. ŽNL Vukovarsko-Srijemska—1947
Sloga Kraljevo—Dissolved 2025—1947Soham Town Rangers—Eastern Counties League - Premier Division—1947
Sol de América—Torneo Federal A—1947
Som Maresme—Lliga Elit—1947Sourense—AF Coimbra - Divisão de Elite—1947Soyaux—Régional 3 - Nouvelle-Aquitaine—1947
Spartak Plovdiv—Treta Liga - South-East—1947Spartak Sofia—Dissolved 2007—1947
Sport Águila—Copa Perú—1947
St. Louis Kutis—Dissolved 2007—1947St. Louis Simpkins-Ford—Dissolved 1956—1947Stapenhill—Midland League - Division One—1947
Steaua București—Liga II—1947
Stilon Gorzów Wielkopolski—III Liga - Grupa III—1947Strass—Oberliga Mitte/West - Steiermark—1947
Sumitomo Metals—Dissolved 1992—1947