Calcio Squadre che iniziano con U
- Ujezd Praha 4
- Umea
- U Craiova 1948 II
- UDC Chantrea
- Urraca
- Union Deportiva Somozas
- Um Al Hassam Club
- Uni Hill Eagles
- Unione Sportiva Arezzo (Women)
- UPC Tavagnacco (Women)
- United SC Kolkata
- Ursus Warszawa II
- Universitatea Craiova II
- Uganda Police
- Usf Bejaia
- University Of Nsw Women
- Universidad San Antonio Abad
- Uniao Atletico Carmolandense
- Uljanik
- Unidos Alvorada
- Ud Provinicial Lobos
- US Djedeida
- Us Orleans Women
- Uanl Tigres Women
- Ud Granadilla Tenerife Women
- Utkarsh Krida Manch
- UWA Nedlands FC U21 (Wom)
- Ultimate Móstoles
- US Djdayda
- United City FC
- Umm Salal SC (Reserves)
- UD Taco San Luis (Youth)
- Uttara Dhaka
- Uttara FC
- United Bharat FC
- Union Sportif Amal Tiznit
- Union Dietach
- Union Deportivo Universitario (R)
- Unam Pumas U23
- USM Khenchela (U 21)
- Uganda People's Defence Force
- UMECIT (R)
- Uanl Tigres U23
- Universidad Catolica U21
- Uniao Malanje
- Universities Of Canterbury
- US Pergolettese (U 19)
- Uzwil
- USD Audace Cerignola U19
- Union Deportivo Universitario
- Uniao Leiria (U 19)