Calcio Squadre che iniziano con U
- Up Country Lions SC
- UD Las Torres (W)
- Universitario de Buenos Aires (W)
- USM Oujda
- US Saint-Malo
- Uttaradit FC
- USMM Hadjout
- US Tebessa (W)
- UD Tomares Youth
- Umraniyespor U19
- United SC U18
- USV Scheiblingkirchen-Warth
- UD Montana Alta (W)
- Uttrakhand FC
- Uttar Pradesh
- University College Cork AFC
- Uruguay U20 (W)
- USA U17 (W)
- USV Hitzendorf
- United Sikkim FC
- US San Teodoro
- USAC Guatemala
- UD Playas de Sotavento U19
- Ulster University Coleraine FC
- Union de Arroyo Seco
- UKS Rotuz Bronow
- USC Grosswilfersdorf
- UDC Txantrea U19
- USD San Zaccaria (W)
- UST Growling Tigers (W)
- University of Santo Tomas
- UCAM Murcia CF U19
- Usher Celtic Senior Team
- UE Red Warriors
- University of the Philippines
- UD do Songo
- Universitario de Pando
- UNAN Managua U21
- USM Annaba
- Urana FC
- Union Vecinal de La Plata
- University of the Philippines FC (W)
- Uberaba SC MG
- UST Growling Tigers
- University of Santo Tomas (W)
- UE Sant Andreu U19
- UYSS New York
- UYSS New York U19
- UMF Alftanes (W)
- Uredd FK
- UNSW FC
- UD Santa Marta U19
- Utah Royals (W)
- Undy AFC
- Ullensaker/Kisa IL U19
- USC Landhaus Wien
- USV Draxler Mooskirchen
- Union Kleinmunchen
- Uniao Agricola Barbarense FC SP U20
- Universitario Popayan U20
- UN Kaerjeng 97
- Union Delta U20
- USA U23 (W)
- Union Plaani
- Uniao Luziense EC U20
- Uberlandia Esporte Clube MG U20
- UWA Nedlands FC (W)
- Uppsala-Kurd FK