Reggae
Reggae
Omi 4
Oceana 6
Owen Gray 4
Oneness Of Juju 4
One Drop 3
ozzie 5
Oliver Lake 9
Oasis Band 
Ooklah The Moc 2
O.D 
Orange Grove 2
Owen Uriah 2
O-Dub Meets Ras Jammie - O.B. Addy
OD - Owen Stewart
Ossie - Original Messenjah
- O'yaba
- One Vibration 2
Oral Fuentes Reggae Band - Obeyjah
Organs - Oku Onuora
Omeil 2
Orthodox Issachar 2- Omar Perry 7
Off The Grid - Onyan Art 2
- Ossie Scott 2
- Obre4
Ozo 
Omniscient 
Offshore Riot - Ouro Boros
- Olivia Pale
- Ondatropica 2
- Oveja Negra
- NEW — Artist has been updated in past 30 days
- Artist 3 — number of albums
