SUFC

• Saintfield United F.C.
• Saltash United F.C.
• Saltdean United F.C.
• Sandbach United F.C.
• Scunthorpe United F.C.
• Seoul United FC
• Shaanxi Union F.C.
• Shankill United F.C.
• Sheffield United F.C.
• Skelmersdale United F.C.
• Southend United F.C.
• Spalding United F.C.
• Stambridge United F.C.
• Supersport United F.C.
• Sutton United F.C.
• Sydney Uni Sport and Fitness
• Sydney University Football Club