Fußball Mannschaften, die mit U beginnen
- U Craiova 1948 U19
- UD Longuera Toscal (Youth)
- UC Albinoleffe U20
- UD Los Llanos U19
- Umm Al Qotain
- UD Hermigua
- UD Tacuense B
- Univap Apodi RN
- Univap
- Uniao Paraense
- Um Qutain
- Uniao Pa
- University Of Providence
- Universidad Nacional U19
- Uniao Paraense PA
- University Of Saint Francis
- Union Deportiva Poblense
- Unia Wroclaw
- US Bechar Djedid U21
- US Bechar Djedid
- Universitatea Olimpia Cluj Women
- Unionistas
- US Musulmane Oujda
- UNIVAP Apodi
- Unionistas De Salamanca CF II
- UT Cajamarca
- UC Santa Cruz Banana Slugs (Wom)
- University Of Science And Arts Of Oklahoma
- UE Sabadellenca
- United Bharat F
- USD Adriese
- UAGro Eagles
- Utrecht (Y)
- Univ.de Chile
- Univ.Catolica (Chi)
- University Of The Cumberlands
- Union Campesinos FC
- UCC Youngsters
- UC Sampdoria (U20)
- Uniao Flamengo Santos FC
- Universitario De Vinto U19
- Union Remich/Bous
- US Moutfort Medingen
- Union 05 Kayl Tetange
- Union Mertert Wasserbillig
- Um Al Hassam
- UiTM United FC
- Union St Gilloise U21
- Urquiza
- Umeå IK FF
- Universidad Del Sureste
- UD Paterna A (Wom)
- UD Aldaia CF B (Wom)
- UD Fonteta A (Wom)
- University Of Michigan Dearborn
- University Of Northwestern Ohio
- Uniao Barbarense FC U20
- Uniao Barbarense U20
- United Arab Emirates U21
- Union Magdalena Contreras
- UT Dallas Comets (Wom)
- Uniao Leiria (N)
- University College Dublin AFC LSL
- USD Cavese U19
- US Comoe
- UCLA
- University Fort Hare Ladies (Women)
- University Of Johannesburg FC (Women)
- Union Melchor Ocampo
- Unione Clodiense Chioggia FC U19
- Unión Deportiva
- UB Conquense II
- UJ Krakow
- UKS Trojka Staszkowka/Jelna
- Union De Oncativo
- Union Namur
- US Villers Bocage
- USCC FC
- UKS Trojka Staszkowka/Jelna (Women)
- UD San Mauro
- UFK Soding
- Unye Gucu Futbol Kulubu (Women)
- Union Deportiva San Mauro