2-Step/British Garage	Alternative Metal
A Cappella	Alternative Pop Rock
Aboriginal Rock	Alternative Pop/Rock
Acadian	Alternative Rap
Acid Folk	Alternative Singer Songwriter
Acid House	Alternative/Indie Rock
Acid Jazz	AM Pop
Acid Rock	Ambient
Acid Techno	Ambient Breakbeat
Acoustic Blues	Ambient Dub
Acoustic Chicago Blues	Ambient House
Acoustic Louisiana Blues	Ambient Pop
Acoustic Memphis Blues	Ambient Techno
Acoustic New Orleans Blues	American Popular Song
Acoustic Texas Blues	American Punk
Adult Alternative	American Trad Rock
Adult Alternative Pop Rock	American Underground
Adult Alternative Pop/Rock	Americana
Adult Contemporary	Anarchist Punk
Adult Contemporary R&B	Andalus Classical
African Folk	Andean Folk
African Jazz	Anime Music
Afro Peruvian	Anti Folk
Afro-Beat	Arena Rock
Afro-Brazilian	Armenian
Afro-Colombian	Armenian Folk
Afro-Cuban	Art Rock
Afro-Cuban Jazz	Asian Folk
Afro-Pop	Asian Pop
Album Rock	Aussie Rock
Alternative CCM	AustroPop
Alternative Country	Avant Garde
Alternative Country-Rock	Avantgarde-Jazz
Alternative Dance	Avant-Prog
Alternative Folk