•
OBSCURE
MIND "Live in Osasco" (Black Metal, Brazil) >>>
• OBSCURUS ADVOCAM "Fervour
and Devotion" (Black Metal, France)
•
OCCIDENS
"Descending of the Fire Hordes" (Black Metal, Chile) >>>
•
ODEM
ARCARUM "Bloody Traces in the Virgin Snow" (Black Metal,
Germany)
•
ODIUM
PERPETUUM/D.O.R "United in Hate & Pain" (Black Metal,
both from Portugal) split tape >>>
•
ODOR
MORTIS "Spasi i Otsosi" (Save and Suck) (Black Metal,
Russia)
•
OLD
PAGAN "The Sign of the Battle Dragon" (Black Metal, Germany) >>>
•
OLD
PAGAN "Tecknotschtiklan" >>>
•
OMITIR
"Meu Fado" (Depressive Black Metal, Portugal) >>>
• 
ON
HORNS IMPALED "Total World Domination" (Black Metal,
Germany) pro tape >>>
• OND AAND "Chants
of the eternal season" (Black Metal, France)
• ONE
MASTER "Forsaking a Dead World" (Raw Black Metal, USA) >>>
•
ORNIAS
"Fodelse" (Raw Black Metal, Sweden) >>>
•
OSIRION
"Har Sabbat" (Black Metal, France) >>>
•
OTARGOS
"Codex 666: Infernal Legions Strike" (Raw Black Metal, France)
•
OVSKUM
"atto I/atto II" (Black Metal, Sweden)