Genres
- Avant-Garde
- Blues
- Children's
- Classical
- Comedy/Spoken
- Country
- Easy Listening
- Electronic
- Folk
- Holiday
- International
- Jazz
- Latin
- New Age
- Pop/Rock
- R&B
- Rap
- Reggae
- Religious
- Stage & Screen
- Vocal
- Pop/Rock
One Direction 25
OneRepublic 53
Oasis 51
Olivia Newton-John 48
Olly Murs 17
Orchestral Manoeuvres In The Dark 39
Old Dominion 9
Orleans 17
Oingo Boingo 33
Omi 3
Omarion 12
Ozark Mountain Daredevils 5
Orianthi 5
Ohio Express 4
Omar 9
Outsiders 7
Oh Land 9
Outasight 9
Obsession 7
OM 13
O-Town 3
Oonagh 7
Outside 8
Olivia 2
Olsen Brothers 12
Olivia O'brien 2
O'Shea 3
On/Off 9
Olivia Holt
Ok Kid 2
Olli Schulz 2
Ofege
O 5
On 3
outsider 8
Ola Svensson
oto 4
Out
Owel 5
Ollie Gabriel
ORI
Olympe 3
OSH
Oteil Burbridge
Oshe
Oliver Haidt 2
Openside
O'g3Ne 2
One Bit
Olivia Noelle
Olavi Uusivirta 3- Original Caste
— Artist has been update in past 30 days- Artist 3— Artist has more than two albums