| Astroboys |
| Astroline |
| Astronomix |
| Astrud Gilberto |
| Astura |
| Asura |
| Aswad |
| Asys |
| AT |
| At the Drive-In |
| At The Gates |
| At Vance |
| Atahualpa |
| Ataraxia |
| Atari Teenage Riot |
| ATB |
| ATC |
| Ateed |
| Aterciopelados |
| Athanator |
| Atheist |
| Athena |
| Athena |
| Athena Cage |
| Atheo |
| Athlete |
| Atika |
| ATL |
| Atlantic Ocean |
| Atlantic Starr |
| Atlantic Wave |
| Atlantiq |
| Atlantis |
| Atlantis Black |
| Atmos |
| Atmosphere |
| ATN |
| Atom |