Football Teams Starting with A
- Adelaide Comets FC Reserves
- AS Eupen Reserves
- AA Gent Reserves
- AC Horsens Reserves
- AaB Aalborg Reserves
- Avaldsnes IL (W)
- Arna-Bjornar (W)
- Associacao Naval 1 de Maio U19
- Atvidabergs FF U19
- Akhisar Belediyespor U21
- Altinordu FC U19
- Atasehir Belediyespor (W)
- Associacao Portuguesa de Desportos U20
- AD Embu das Artes (W)
- Aland United (W)
- Atlanta Silverbacks
- Academia Deportiva Cantolao Reserves
- Alianza Lima Reserves
- Alianza FC El Salvador Reserves
- Amagaju FC
- ASC Linguere
- AS Douanes Senegal
- AS Generation Foot
- Azerbaijan U23
- Armenia U19
- ASF Andrezieux
- Albany Creek Excelsior FC Reserves
- Annerley FC (W)
- Angeviolet Hiroshima (W)
- Al Dhafra FC Reserves
- Ateks-Sdushor-16 Kiev (W)
- Amal Bou Saada U21
- Algeria U23
- Annabichler SV
- AaB Aalborg U19
- AZ Alkmaar U19
- Assi IF (W)
- Alanyaspor U21
- Associacao Portuguesa de Desportos (W)
- AD Centro Olimpico (W)
- AA Itarare
- AA Francana
- Al-Ittihad Kalba SC Reserves
- Al Wahda Abu Dhabi Reserves
- Angthong FC
- Aigle Royal Menoua
- AS Kigali
- ASC Niarry Tally
- AS Onze Createurs de Niarela
- ASVO FC Puch
- AFC Cleveland
- ASC SUNEOR
- Alahli SC Tripoli
- AS Vita Club
- Acacia Ridge FC Reserves
- AS Sale
- Atletico Huila (W)
- AFC Fair Play Bucuresti (W)
- ACS Heniu Prundu Bargaului (W)
- Adana Idmanyurduspor (W)
- America FC RJ
- Audax Rio de Janeiro EC
- AA Francana (W)
- AC Connecticut
- Azam Tigers FC
- Asia Europe University
- ASD Sicula Leonzio